fix: ai chat styling and some crashes

lib/bds/ai/chat.ex

@@ -527,13 +527,26 @@ defmodule BDS.AI.Chat do
     Enum.join(
       [
         "Available blog data tools:",
-        "- Use blog_stats for aggregate counts of posts, media, tags, and categories.",
+        "- Use get_blog_stats for aggregate counts of posts, media, tags, and categories.",
         "- Use search_posts for full-text blog search and filtered post lookup by category, tag, language, year, month, or status.",
+        "- Use read_post to read a post by ID, or read_post_by_slug to read a post by slug.",
         "- Use read_post_by_slug to read full post content and metadata when a slug is known.",
         "- Use list_posts when asked for post titles, slugs, URLs, statuses, backlinks, or recent/top/latest post lists. This is allowed project data access.",
-        "- Use list_media when asked for media titles, filenames, MIME types, or recent media lists. This is allowed project data access.",
+        "- Use get_media for one media item by ID, list_media for media titles, filenames, MIME types, or recent media lists, and view_image for visual image inspection.",
+        "- Use update_post_metadata and update_media_metadata when asked to change titles, excerpts, tags, categories, alt text, or captions.",
+        "- Use get_post_backlinks, get_post_outlinks, get_post_media, and get_media_posts for relationship questions.",
         "- Use list_tags, list_categories, and count_posts for taxonomy and grouped analytics questions.",
-        "If a requested blog fact is available through these tools, call the tool instead of saying you cannot access the data."
+        "If a requested blog fact is available through these tools, call the tool instead of saying you cannot access the data.",
+        "",
+        "Available UI Render Tools:",
+        "- Use render_chart to show data as a bar, stacked-bar, line, area, pie, donut, or heatmap chart. Use it when presenting statistics or comparisons. Prefer heatmap over tables with emoji or color indicators for intensity grids or calendar-style activity.",
+        "- Use render_table for tabular data, comparisons, and structured listings.",
+        "- Use render_form to collect structured user input.",
+        "- Use render_card for summaries, highlights, or actionable items.",
+        "- Use render_metric for a single KPI or important statistic.",
+        "- Use render_list for bullet lists, checklists, or simple enumerations.",
+        "- Use render_tabs to organize multiple views into switchable tabs; tab content can contain text, metrics, lists, charts, and tables.",
+        "When presenting data, statistics, or comparisons, prefer render tools over plain text. When building any visualization, render it as soon as you have enough data."
       ],
       "\n"
     )

lib/bds/ai/chat_tools.ex

@@ -4,15 +4,22 @@ defmodule BDS.AI.ChatTools do
   import Ecto.Query
 
   alias BDS.AI.Chat
+  alias BDS.Media, as: MediaContext
   alias BDS.Media.Media
   alias BDS.MCP.Queries
+  alias BDS.Posts, as: PostsContext
   alias BDS.Posts.Post
+  alias BDS.Posts.PostMedia
   alias BDS.Projects.Project
   alias BDS.Repo
   alias BDS.Search
 
   @spec execute(String.t(), map(), String.t() | nil) :: map()
   def execute("blog_stats", _arguments, project_id) do
+    execute("get_blog_stats", %{}, project_id)
+  end
+
+  def execute("get_blog_stats", _arguments, project_id) do
     project_id = project_id || active_project_id()
 
     %{
@@ -73,6 +80,18 @@ defmodule BDS.AI.ChatTools do
     end
   end
 
+  def execute("read_post", arguments, project_id) do
+    project_id = project_id || active_project_id()
+
+    case Repo.get_by(Post,
+           id: arguments["postId"] || arguments["post_id"],
+           project_id: project_id
+         ) do
+      %Post{} = post -> %{post: Queries.post_detail(post)}
+      nil -> %{success: false, error: "not_found"}
+    end
+  end
+
   def execute("list_posts", arguments, project_id) do
     project_id = project_id || active_project_id()
     limit = normalize_limit(arguments["limit"])
@@ -116,6 +135,70 @@ defmodule BDS.AI.ChatTools do
     )
   end
 
+  def execute("get_media", arguments, project_id) do
+    project_id = project_id || active_project_id()
+
+    case Repo.get_by(Media,
+           id: arguments["mediaId"] || arguments["media_id"],
+           project_id: project_id
+         ) do
+      %Media{} = media -> %{media: media_summary(media)}
+      nil -> %{success: false, error: "not_found"}
+    end
+  end
+
+  def execute("view_image", arguments, project_id) do
+    project_id = project_id || active_project_id()
+    media_id = arguments["mediaId"] || arguments["media_id"]
+    size = arguments["size"] || "medium"
+
+    case Repo.get_by(Media, id: media_id, project_id: project_id) do
+      %Media{mime_type: "image/" <> _rest} = media ->
+        case thumbnail_data_url(project_id, media, size) do
+          nil -> %{success: false, error: "thumbnail_not_available"}
+          data_url -> %{success: true, media: media_summary(media), data_url: data_url}
+        end
+
+      %Media{} = media ->
+        %{success: false, error: "not_image", mime_type: media.mime_type}
+
+      nil ->
+        %{success: false, error: "not_found"}
+    end
+  end
+
+  def execute("update_post_metadata", arguments, project_id) do
+    project_id = project_id || active_project_id()
+    post_id = arguments["postId"] || arguments["post_id"]
+
+    with %Post{} <- Repo.get_by(Post, id: post_id, project_id: project_id),
+         attrs <- metadata_attrs(arguments, ["title", "excerpt", "tags", "categories"]),
+         false <- attrs == %{},
+         {:ok, post} <- PostsContext.update_post(post_id, attrs) do
+      %{success: true, post: Queries.post_detail(post)}
+    else
+      nil -> %{success: false, error: "not_found"}
+      true -> %{success: false, error: "no_updates_provided"}
+      {:error, reason} -> %{success: false, error: inspect(reason)}
+    end
+  end
+
+  def execute("update_media_metadata", arguments, project_id) do
+    project_id = project_id || active_project_id()
+    media_id = arguments["mediaId"] || arguments["media_id"]
+
+    with %Media{} <- Repo.get_by(Media, id: media_id, project_id: project_id),
+         attrs <- metadata_attrs(arguments, ["title", "alt", "caption", "tags"]),
+         false <- attrs == %{},
+         {:ok, media} <- MediaContext.update_media(media_id, attrs) do
+      %{success: true, media: media_summary(media)}
+    else
+      nil -> %{success: false, error: "not_found"}
+      true -> %{success: false, error: "no_updates_provided"}
+      {:error, reason} -> %{success: false, error: inspect(reason)}
+    end
+  end
+
   def execute("list_tags", _arguments, project_id) do
     project_id = project_id || active_project_id()
 
@@ -149,6 +232,56 @@ defmodule BDS.AI.ChatTools do
     %{groups: groups, total_posts: result.total}
   end
 
+  def execute("get_post_backlinks", arguments, project_id) do
+    project_id = project_id || active_project_id()
+
+    case Repo.get_by(Post,
+           id: arguments["postId"] || arguments["post_id"],
+           project_id: project_id
+         ) do
+      %Post{} = post ->
+        %{success: true, post_id: post.id, linked_by: Queries.linked_posts(post.id, :incoming)}
+
+      nil ->
+        %{success: false, error: "not_found"}
+    end
+  end
+
+  def execute("get_post_outlinks", arguments, project_id) do
+    project_id = project_id || active_project_id()
+
+    case Repo.get_by(Post,
+           id: arguments["postId"] || arguments["post_id"],
+           project_id: project_id
+         ) do
+      %Post{} = post ->
+        %{success: true, post_id: post.id, links_to: Queries.linked_posts(post.id, :outgoing)}
+
+      nil ->
+        %{success: false, error: "not_found"}
+    end
+  end
+
+  def execute("get_post_media", arguments, project_id) do
+    project_id = project_id || active_project_id()
+    post_id = arguments["postId"] || arguments["post_id"]
+
+    case Repo.get_by(Post, id: post_id, project_id: project_id) do
+      %Post{} = post -> %{success: true, post_id: post.id, media: post_media(project_id, post.id)}
+      nil -> %{success: false, error: "not_found"}
+    end
+  end
+
+  def execute("get_media_posts", arguments, project_id) do
+    project_id = project_id || active_project_id()
+    media_id = arguments["mediaId"] || arguments["media_id"]
+
+    case Repo.get_by(Media, id: media_id, project_id: project_id) do
+      %Media{} = media -> %{success: true, media_id: media.id, posts: media_posts(media.id)}
+      nil -> %{success: false, error: "not_found"}
+    end
+  end
+
   def execute("render_table", arguments, _project_id) do
     %{
       type: "table",
@@ -162,7 +295,7 @@ defmodule BDS.AI.ChatTools do
     %{
       type: "chart",
       title: arguments["title"],
-      chart_type: arguments["chart_type"] || "bar",
+      chart_type: arguments["chartType"] || arguments["chart_type"] || "bar",
       series: arguments["series"] || []
     }
   end
@@ -237,6 +370,15 @@ defmodule BDS.AI.ChatTools do
                   "properties" => %{}
                 })
             },
+            %{
+              name: "get_blog_stats",
+              spec:
+                tool_spec(
+                  "get_blog_stats",
+                  "Get comprehensive blog statistics: total posts, media count, unique tag count, and unique category count. Use this first when you need to understand the scope of the data.",
+                  %{"type" => "object", "properties" => %{}}
+                )
+            },
             %{
               name: "check_term",
               spec:
@@ -259,6 +401,19 @@ defmodule BDS.AI.ChatTools do
                   post_search_schema(true)
                 )
             },
+            %{
+              name: "read_post",
+              spec:
+                tool_spec(
+                  "read_post",
+                  "Read full content and metadata of a specific blog post by ID. Includes backlinks, links_to, tags, categories, excerpt, status, language, and available languages.",
+                  %{
+                    "type" => "object",
+                    "properties" => %{"postId" => %{"type" => "string"}},
+                    "required" => ["postId"]
+                  }
+                )
+            },
             %{
               name: "read_post_by_slug",
               spec:
@@ -281,6 +436,15 @@ defmodule BDS.AI.ChatTools do
                   post_search_schema(false)
                 )
             },
+            %{
+              name: "get_media",
+              spec:
+                tool_spec(
+                  "get_media",
+                  "Get information about a specific media file by ID, including title, alt text, caption, tags, filename, MIME type, dimensions, and update time.",
+                  media_id_schema()
+                )
+            },
             %{
               name: "list_media",
               spec:
@@ -290,6 +454,35 @@ defmodule BDS.AI.ChatTools do
                   limit_schema()
                 )
             },
+            %{
+              name: "view_image",
+              spec:
+                tool_spec(
+                  "view_image",
+                  "View an image thumbnail as a local data URL for visual inspection. Only works with image media files.",
+                  media_id_schema(%{
+                    "size" => %{"type" => "string", "enum" => ["small", "medium", "large"]}
+                  })
+                )
+            },
+            %{
+              name: "update_post_metadata",
+              spec:
+                tool_spec(
+                  "update_post_metadata",
+                  "Update metadata for a blog post: title, excerpt, tags, or categories. Does not update post body content.",
+                  update_post_metadata_schema()
+                )
+            },
+            %{
+              name: "update_media_metadata",
+              spec:
+                tool_spec(
+                  "update_media_metadata",
+                  "Update metadata for a media file: title, alt text, caption, or tags.",
+                  update_media_metadata_schema()
+                )
+            },
             %{
               name: "list_tags",
               spec:
@@ -319,6 +512,42 @@ defmodule BDS.AI.ChatTools do
                   "Count posts grouped by dimensions such as year, month, tag, category, or status. Use for analytics, distributions, and heat maps without transferring full post content.",
                   count_posts_schema()
                 )
+            },
+            %{
+              name: "get_post_backlinks",
+              spec:
+                tool_spec(
+                  "get_post_backlinks",
+                  "Get all posts that link to a specific post.",
+                  post_id_schema()
+                )
+            },
+            %{
+              name: "get_post_outlinks",
+              spec:
+                tool_spec(
+                  "get_post_outlinks",
+                  "Get all posts that a specific post links to.",
+                  post_id_schema()
+                )
+            },
+            %{
+              name: "get_post_media",
+              spec:
+                tool_spec(
+                  "get_post_media",
+                  "Get media files linked to a specific post.",
+                  post_id_schema()
+                )
+            },
+            %{
+              name: "get_media_posts",
+              spec:
+                tool_spec(
+                  "get_media_posts",
+                  "Get posts that use a specific media file.",
+                  media_id_schema()
+                )
             }
           ]
         else
@@ -330,14 +559,18 @@ defmodule BDS.AI.ChatTools do
           %{
             name: "render_card",
             spec:
-              tool_spec("render_card", "Return a structured card payload", render_card_schema())
+              tool_spec(
+                "render_card",
+                "Render an information card in the chat UI. Use this for displaying a summary, highlight, or actionable item.",
+                render_card_schema()
+              )
           },
           %{
             name: "render_table",
             spec:
               tool_spec(
                 "render_table",
-                "Return a structured table payload",
+                "Render a data table in the chat UI. Use this when the user asks for tabular data, comparisons, or structured information.",
                 render_table_schema()
               )
           },
@@ -346,40 +579,52 @@ defmodule BDS.AI.ChatTools do
             spec:
               tool_spec(
                 "render_chart",
-                "Return a structured chart payload",
+                "Render an interactive chart in the chat UI. Use this when the user asks for a chart, graph, or data visualization. Supports bar, stacked-bar, line, area, pie, donut, and heatmap charts. Use stacked-bar for multi-segment bars and heatmap for grid/matrix visualizations.",
                 render_chart_schema()
               )
           },
           %{
             name: "render_form",
             spec:
-              tool_spec("render_form", "Return a structured form payload", render_form_schema())
+              tool_spec(
+                "render_form",
+                "Render an interactive form in the chat UI. Use this when you need to collect structured input from the user.",
+                render_form_schema()
+              )
           },
           %{
             name: "render_metric",
             spec:
               tool_spec(
                 "render_metric",
-                "Return a structured metric payload",
+                "Render a single metric/KPI display in the chat UI. Use this for showing a single important value with a label.",
                 render_metric_schema()
               )
           },
           %{
             name: "render_list",
             spec:
-              tool_spec("render_list", "Return a structured list payload", render_list_schema())
+              tool_spec(
+                "render_list",
+                "Render a list of items in the chat UI. Use this for displaying bullet-point style lists, checklists, or simple enumerations.",
+                render_list_schema()
+              )
           },
           %{
             name: "render_tabs",
             spec:
-              tool_spec("render_tabs", "Return a structured tabs payload", render_tabs_schema())
+              tool_spec(
+                "render_tabs",
+                "Render a tabbed interface in the chat UI. Use this to organize information into multiple tabs that the user can switch between.",
+                render_tabs_schema()
+              )
           },
           %{
             name: "render_mindmap",
             spec:
               tool_spec(
                 "render_mindmap",
-                "Return a structured mindmap payload",
+                "Render a mind map diagram in the chat UI. Use this when the user asks for a mind map, concept map, topic tree, brainstorming diagram, or hierarchical overview of ideas.",
                 render_mindmap_schema()
               )
           }
@@ -450,13 +695,65 @@ defmodule BDS.AI.ChatTools do
     }
   end
 
+  defp post_id_schema do
+    %{
+      "type" => "object",
+      "properties" => %{"postId" => %{"type" => "string"}},
+      "required" => ["postId"]
+    }
+  end
+
+  defp media_id_schema(extra_properties \\ %{}) do
+    %{
+      "type" => "object",
+      "properties" => Map.merge(%{"mediaId" => %{"type" => "string"}}, extra_properties),
+      "required" => ["mediaId"]
+    }
+  end
+
+  defp update_post_metadata_schema do
+    %{
+      "type" => "object",
+      "properties" => %{
+        "postId" => %{"type" => "string"},
+        "title" => %{"type" => "string"},
+        "excerpt" => %{"type" => "string"},
+        "tags" => %{"type" => "array", "items" => %{"type" => "string"}},
+        "categories" => %{"type" => "array", "items" => %{"type" => "string"}}
+      },
+      "required" => ["postId"]
+    }
+  end
+
+  defp update_media_metadata_schema do
+    %{
+      "type" => "object",
+      "properties" => %{
+        "mediaId" => %{"type" => "string"},
+        "title" => %{"type" => "string"},
+        "alt" => %{"type" => "string"},
+        "caption" => %{"type" => "string"},
+        "tags" => %{"type" => "array", "items" => %{"type" => "string"}}
+      },
+      "required" => ["mediaId"]
+    }
+  end
+
   defp render_table_schema do
     %{
       "type" => "object",
       "properties" => %{
-        "title" => %{"type" => "string"},
+        "title" => %{"type" => "string", "description" => "Optional table title"},
-        "columns" => %{"type" => "array"},
+        "columns" => %{
-        "rows" => %{"type" => "array"}
+          "type" => "array",
+          "items" => %{"type" => "string"},
+          "description" => "Column header names"
+        },
+        "rows" => %{
+          "type" => "array",
+          "items" => %{"type" => "array", "items" => %{"type" => "string"}},
+          "description" => "Table rows, each row is an array of cell values"
+        }
       }
     }
   end
@@ -465,11 +762,41 @@ defmodule BDS.AI.ChatTools do
     %{
       "type" => "object",
       "properties" => %{
-        "title" => %{"type" => "string"},
+        "chartType" => %{
-        "chart_type" => %{"type" => "string"},
+          "type" => "string",
-        "series" => %{"type" => "array"}
+          "enum" => ["bar", "stacked-bar", "line", "area", "pie", "donut", "heatmap"],
+          "description" =>
+            "The type of chart to render. Use stacked-bar for multi-segment bars. Use heatmap for grid/matrix visualizations."
+        },
+        "title" => %{"type" => "string", "description" => "Optional chart title"},
+        "series" => %{
+          "type" => "array",
+          "description" => "Array of data points.",
+          "items" => %{
+            "type" => "object",
+            "properties" => %{
+              "label" => %{"type" => "string", "description" => "Data point label"},
+              "value" => %{"type" => "number", "description" => "Data point value"},
+              "segments" => %{
+                "type" => "array",
+                "description" =>
+                  "Segments within this data point. Required for stacked-bar and heatmap charts.",
+                "items" => %{
+                  "type" => "object",
+                  "properties" => %{
+                    "label" => %{"type" => "string"},
+                    "value" => %{"type" => "number"}
+                  },
+                  "required" => ["label", "value"]
                 }
               }
+            },
+            "required" => ["label"]
+          }
+        }
+      },
+      "required" => ["chartType", "series"]
+    }
   end
 
   defp render_form_schema do
@@ -570,6 +897,79 @@ defmodule BDS.AI.ChatTools do
     |> Enum.sort_by(&String.downcase(to_string(&1.name)))
   end
 
+  defp metadata_attrs(arguments, keys) do
+    Enum.reduce(keys, %{}, fn key, acc ->
+      maybe_put(acc, String.to_atom(key), arguments[key])
+    end)
+  end
+
+  defp media_summary(%Media{} = media) do
+    %{
+      id: media.id,
+      filename: media.filename,
+      original_name: media.original_name,
+      mime_type: media.mime_type,
+      size: media.size,
+      width: media.width,
+      height: media.height,
+      title: media.title,
+      alt: media.alt,
+      caption: media.caption,
+      author: media.author,
+      language: media.language,
+      tags: media.tags || [],
+      created_at: media.created_at,
+      updated_at: media.updated_at
+    }
+  end
+
+  defp post_media(project_id, post_id) do
+    Repo.all(
+      from media in Media,
+        join: post_media in PostMedia,
+        on: post_media.media_id == media.id,
+        where: post_media.project_id == ^project_id and post_media.post_id == ^post_id,
+        order_by: [asc: post_media.sort_order, asc: media.updated_at]
+    )
+    |> Enum.map(&media_summary/1)
+  end
+
+  defp media_posts(media_id) do
+    MediaContext.list_linked_posts(media_id)
+    |> Enum.map(fn post ->
+      %{"id" => post.post_id, "title" => post.title, "sort_order" => post.sort_order}
+    end)
+  end
+
+  defp thumbnail_data_url(project_id, media, size) do
+    project = Repo.get!(Project, project_id)
+    size_key = thumbnail_size(size)
+    relative_path = MediaContext.thumbnail_paths(media)[size_key]
+    absolute_path = Path.join(project.data_path, relative_path || "")
+
+    with true <- is_binary(relative_path),
+         true <- File.exists?(absolute_path),
+         {:ok, binary} <- File.read(absolute_path) do
+      "data:#{thumbnail_mime(absolute_path)};base64," <> Base.encode64(binary)
+    else
+      _other -> nil
+    end
+  end
+
+  defp thumbnail_size("small"), do: :small
+  defp thumbnail_size("large"), do: :large
+  defp thumbnail_size(_size), do: :medium
+
+  defp thumbnail_mime(path) do
+    case Path.extname(path) |> String.downcase() do
+      ".jpg" -> "image/jpeg"
+      ".jpeg" -> "image/jpeg"
+      ".png" -> "image/png"
+      ".webp" -> "image/webp"
+      _other -> "application/octet-stream"
+    end
+  end
+
   defp blank?(value), do: is_nil(value) or String.trim(to_string(value)) == ""
 
   defp normalize_term(value), do: value |> to_string() |> String.downcase()

lib/bds/desktop/main_window.ex

@@ -71,6 +71,7 @@ defmodule BDS.Desktop.MainWindow do
 
       frame ->
         apply_restored_bounds(frame)
+        BDS.Desktop.Shutdown.install_handlers(frame)
         schedule_persist()
 
         {:noreply,

lib/bds/desktop/menu.ex

@@ -2,6 +2,7 @@ defmodule BDS.Desktop.Menu do
   @moduledoc false
 
   use BDS.Desktop.MenuCompat
+  alias BDS.Desktop.Shutdown
   alias Desktop.Window
 
   @impl true
@@ -27,7 +28,7 @@ defmodule BDS.Desktop.Menu do
   end
 
   def handle_event("quit", menu) do
-    Window.quit()
+    Shutdown.request_quit()
     {:noreply, menu}
   end
 

lib/bds/desktop/menu_bar.ex

@@ -2,6 +2,7 @@ defmodule BDS.Desktop.MenuBar do
   @moduledoc false
 
   use BDS.Desktop.MenuCompat
+  alias BDS.Desktop.Shutdown
   alias BDS.UI.Commands
   alias BDS.UI.MenuBar, as: ShellMenuBar
   alias Desktop.OS
@@ -50,7 +51,7 @@ defmodule BDS.Desktop.MenuBar do
 
   @impl true
   def handle_event("quit", menu) do
-    Window.quit()
+    Shutdown.request_quit()
     {:noreply, menu}
   end
 

lib/bds/desktop/shutdown.ex

@@ -0,0 +1,92 @@
+defmodule BDS.Desktop.Shutdown do
+  @moduledoc false
+
+  alias BDS.Desktop.MainWindow
+  alias Desktop.Window
+
+  @stop_delay_ms 100
+
+  @spec install_handlers(term()) :: :ok
+  def install_handlers(frame) do
+    :wx.set_env(Desktop.Env.wx_env())
+
+    _ = :wxFrame.disconnect(frame, :close_window)
+
+    :wxFrame.connect(frame, :close_window,
+      callback: &__MODULE__.close_window/2,
+      userData: self()
+    )
+
+    _ = :wxFrame.disconnect(frame, :command_menu_selected, id: Desktop.Wx.wxID_EXIT())
+
+    :wxFrame.connect(frame, :command_menu_selected,
+      id: Desktop.Wx.wxID_EXIT(),
+      callback: &__MODULE__.command_menu_selected/2
+    )
+
+    :ok
+  rescue
+    _error -> :ok
+  catch
+    :exit, _reason -> :ok
+  end
+
+  @spec request_quit() :: :ok
+  def request_quit do
+    case Application.get_env(:bds, :desktop_shutdown_module, __MODULE__) do
+      __MODULE__ ->
+        start_shutdown_task()
+
+      module when is_atom(module) ->
+        module.request_quit()
+    end
+  end
+
+  @spec close_window(tuple(), term()) :: :ok
+  def close_window(_event, close_event) do
+    if :wxCloseEvent.canVeto(close_event) do
+      :wxCloseEvent.veto(close_event)
+    end
+
+    request_quit()
+  end
+
+  @spec command_menu_selected(tuple(), term()) :: :ok
+  def command_menu_selected(_event, _command_event) do
+    request_quit()
+  end
+
+  defp start_shutdown_task do
+    Task.start(fn ->
+      close_main_window()
+      Process.sleep(@stop_delay_ms)
+      System.stop(0)
+    end)
+
+    :ok
+  end
+
+  defp close_main_window do
+    with frame when not is_nil(frame) <- main_frame() do
+      :wx.set_env(Desktop.Env.wx_env())
+
+      if :wxWindow.isShown(frame) do
+        :wxWindow.hide(frame)
+      end
+
+      :wxWindow.destroy(frame)
+    else
+      _other -> :ok
+    end
+  rescue
+    _error -> :ok
+  catch
+    :exit, _reason -> :ok
+  end
+
+  defp main_frame do
+    Window.frame(MainWindow.window_id())
+  catch
+    :exit, _reason -> nil
+  end
+end

priv/ui/app.css

@@ -5796,11 +5796,15 @@ button svg * {
 }
 
 .chat-input-container {
-  padding: 16px;
+  padding: 8px 16px;
   border-top: 1px solid var(--vscode-editorGroup-border, var(--line, #3c3c3c));
   background-color: var(--vscode-sideBar-background, var(--panel-1, #1e1e1e));
 }
 
+.chat-panel .chat-input-container {
+  padding: 8px 16px;
+}
+
 .chat-abort-button {
   display: block;
   width: 100%;
@@ -5818,36 +5822,46 @@ button svg * {
   background-color: var(--vscode-inputValidation-errorBackground, rgba(244, 135, 113, 0.12));
 }
 
-.chat-input-wrapper {
+.chat-panel .chat-input-wrapper {
+  --chat-input-line-height: 20px;
+  --chat-input-min-height: 20px;
+  --chat-input-max-height: 160px;
   display: flex;
-  align-items: flex-end;
+  align-items: center;
-  gap: 8px;
+  gap: 6px;
-  padding: 8px;
+  min-height: 30px;
+  padding: 4px 6px;
   border: 1px solid var(--vscode-input-border, var(--line, #3c3c3c));
   border-radius: 8px;
   background-color: var(--vscode-input-background, var(--panel-2, #252526));
 }
 
-.chat-input-wrapper:focus-within {
+.chat-panel .chat-input-wrapper:focus-within {
   border-color: var(--vscode-focusBorder, var(--accent-color));
 }
 
-.chat-input {
+.chat-panel .chat-input {
   flex: 1;
-  min-height: 24px;
+  display: block;
-  max-height: 200px;
+  box-sizing: border-box;
+  height: var(--chat-input-min-height);
+  min-height: var(--chat-input-min-height);
+  max-height: var(--chat-input-max-height);
+  margin: 0;
   padding: 0;
   border: none;
   outline: none;
+  appearance: none;
   background: transparent;
   color: var(--vscode-input-foreground, inherit);
   font: inherit;
-  line-height: 1.5;
+  line-height: var(--chat-input-line-height);
   resize: none;
-  overflow-y: auto;
+  overflow-y: hidden;
+  vertical-align: top;
 }
 
-.chat-input::placeholder {
+.chat-panel .chat-input::placeholder {
   color: var(--vscode-input-placeholderForeground, rgba(255, 255, 255, 0.45));
 }
 
@@ -5861,10 +5875,16 @@ button svg * {
   font-size: 12px;
 }
 
-.chat-send-button {
+.chat-panel .chat-send-button {
   flex-shrink: 0;
-  width: 32px;
+  box-sizing: border-box;
-  height: 32px;
+  width: 22px;
+  height: 22px;
+  min-width: 22px;
+  min-height: 22px;
+  max-width: 22px;
+  max-height: 22px;
+  padding: 0;
   display: flex;
   align-items: center;
   justify-content: center;
@@ -5872,16 +5892,17 @@ button svg * {
   border-radius: 50%;
   background-color: var(--vscode-button-background, var(--accent-color));
   color: var(--vscode-button-foreground, #ffffff);
-  font-size: 18px;
+  font-size: 15px;
+  line-height: 1;
   cursor: pointer;
   transition: background-color 0.15s;
 }
 
-.chat-send-button:hover:not(:disabled) {
+.chat-panel .chat-send-button:hover:not(:disabled) {
   background-color: var(--vscode-button-hoverBackground, var(--accent-color));
 }
 
-.chat-send-button:disabled,
+.chat-panel .chat-send-button:disabled,
 .api-key-submit:disabled {
   opacity: 0.5;
   cursor: not-allowed;
@@ -6059,6 +6080,10 @@ button svg * {
   .chat-input-container {
     padding: 12px;
   }
+
+  .chat-panel .chat-input-container {
+    padding: 6px 8px;
+  }
 }
 
 @media (max-width: 720px) {

priv/ui/live.js

@@ -731,8 +731,25 @@ document.addEventListener("DOMContentLoaded", () => {
             return;
           }
 
-          textarea.style.height = "auto";
+          const styles = getComputedStyle(textarea);
-          textarea.style.height = `${Math.min(textarea.scrollHeight, 200)}px`;
+          const minHeight = parseFloat(styles.getPropertyValue("--chat-input-min-height")) || 20;
+          const maxHeight = parseFloat(styles.getPropertyValue("--chat-input-max-height")) || 160;
+
+          textarea.rows = 1;
+          textarea.style.minHeight = `${minHeight}px`;
+
+          if (textarea.value.trim() === "") {
+            textarea.style.height = `${minHeight}px`;
+            textarea.style.maxHeight = `${minHeight}px`;
+            textarea.style.overflowY = "hidden";
+            return;
+          }
+
+          textarea.style.maxHeight = `${maxHeight}px`;
+          textarea.style.height = "0px";
+          const nextHeight = Math.min(Math.max(textarea.scrollHeight, minHeight), maxHeight);
+          textarea.style.height = `${nextHeight}px`;
+          textarea.style.overflowY = nextHeight >= maxHeight ? "auto" : "hidden";
         };
 
         this.syncScrollContainer = () => {

test/bds/ai_test.exs

@@ -482,7 +482,7 @@ defmodule BDS.AITest do
 
   test "chat persists user, tool, and assistant messages with usage and blog stats prompt augmentation" do
     {:ok, project} = create_project_fixture("AI Chat")
-    :ok = seed_project_content(project.id)
+    _fixtures = seed_project_content(project.id)
 
     assert {:ok, _endpoint} =
              BDS.AI.put_endpoint(
@@ -530,8 +530,15 @@ defmodule BDS.AITest do
              message["role"] == "system" and String.contains?(message["content"], "Posts: 1") and
                String.contains?(message["content"], "Media: 1") and
                String.contains?(message["content"], "Available blog data tools") and
+               String.contains?(message["content"], "get_blog_stats") and
                String.contains?(message["content"], "list_posts") and
-               String.contains?(message["content"], "list_media")
+               String.contains?(message["content"], "get_media") and
+               String.contains?(message["content"], "view_image") and
+               String.contains?(message["content"], "update_post_metadata") and
+               String.contains?(message["content"], "Available UI Render Tools") and
+               String.contains?(message["content"], "render_chart") and
+               String.contains?(message["content"], "heatmap") and
+               String.contains?(message["content"], "render_tabs")
            end)
 
     tool_descriptions =
@@ -540,24 +547,66 @@ defmodule BDS.AITest do
         {get_in(tool, ["function", "name"]), get_in(tool, ["function", "description"])}
       end)
 
-    assert tool_descriptions["blog_stats"] =~ "aggregate"
+    expected_old_app_tools = [
+      "get_blog_stats",
+      "search_posts",
+      "read_post",
+      "read_post_by_slug",
+      "list_posts",
+      "get_media",
+      "list_media",
+      "view_image",
+      "update_post_metadata",
+      "update_media_metadata",
+      "list_tags",
+      "list_categories",
+      "get_post_backlinks",
+      "get_post_outlinks",
+      "get_post_media",
+      "get_media_posts",
+      "render_chart",
+      "render_table",
+      "render_form",
+      "render_card",
+      "render_metric",
+      "render_list",
+      "render_tabs",
+      "render_mindmap"
+    ]
+
+    assert Enum.all?(expected_old_app_tools, &Map.has_key?(tool_descriptions, &1))
+    assert tool_descriptions["get_blog_stats"] =~ "comprehensive blog statistics"
     assert tool_descriptions["list_posts"] =~ "titles"
     assert tool_descriptions["list_posts"] =~ "URLs"
     assert tool_descriptions["list_media"] =~ "filenames"
+    assert tool_descriptions["render_chart"] =~ "interactive chart"
+    assert tool_descriptions["render_chart"] =~ "heatmap"
+    assert tool_descriptions["render_table"] =~ "tabular data"
+    assert tool_descriptions["render_tabs"] =~ "multiple tabs"
+
+    render_chart_schema =
+      first_request.tools
+      |> Enum.find(&(get_in(&1, ["function", "name"]) == "render_chart"))
+      |> get_in(["function", "parameters", "properties"])
+
+    assert get_in(render_chart_schema, ["chartType", "enum"]) == [
+             "bar",
+             "stacked-bar",
+             "line",
+             "area",
+             "pie",
+             "donut",
+             "heatmap"
+           ]
+
+    assert get_in(render_chart_schema, ["series", "items", "properties", "segments"]) != nil
 
     assert Enum.any?(second_request.messages, fn message -> message["role"] == "tool" end)
   end
 
   test "non-stat chat tools expose concrete project data" do
     {:ok, project} = create_project_fixture("Concrete Tools")
-    :ok = seed_project_content(project.id)
+    %{post: post, media: media} = seed_project_content(project.id)
-
-    [post] =
-      Repo.all(
-        from post in Post,
-          where: post.project_id == ^project.id,
-          select: post
-      )
 
     assert %{posts: [listed_post], total: 1} =
              BDS.AI.ChatTools.execute("list_posts", %{"limit" => 5}, project.id)
@@ -567,10 +616,68 @@ defmodule BDS.AITest do
     assert listed_post["url"] == "/posts/#{post.slug}"
     assert listed_post["updated_at"] == post.updated_at
 
+    assert %{post: read_post} =
+             BDS.AI.ChatTools.execute("read_post", %{"postId" => post.id}, project.id)
+
+    assert read_post["title"] == post.title
+    assert read_post["content"] == post.content
+
     assert [listed_media] = BDS.AI.ChatTools.execute("list_media", %{"limit" => 5}, project.id)
     assert listed_media.filename == "image.png"
     assert listed_media.mime_type == "image/png"
     assert listed_media.updated_at
+
+    assert %{media: loaded_media} =
+             BDS.AI.ChatTools.execute("get_media", %{"mediaId" => media.id}, project.id)
+
+    assert loaded_media.id == media.id
+    assert loaded_media.title == "Hero"
+
+    assert %{linked_by: []} =
+             BDS.AI.ChatTools.execute("get_post_backlinks", %{"postId" => post.id}, project.id)
+
+    assert %{links_to: []} =
+             BDS.AI.ChatTools.execute("get_post_outlinks", %{"postId" => post.id}, project.id)
+
+    assert %{media: []} =
+             BDS.AI.ChatTools.execute("get_post_media", %{"postId" => post.id}, project.id)
+
+    assert %{posts: []} =
+             BDS.AI.ChatTools.execute("get_media_posts", %{"mediaId" => media.id}, project.id)
+
+    assert %{success: true, post: updated_post} =
+             BDS.AI.ChatTools.execute(
+               "update_post_metadata",
+               %{"postId" => post.id, "title" => "Updated AI Post"},
+               project.id
+             )
+
+    assert updated_post["title"] == "Updated AI Post"
+
+    assert %{success: true, media: updated_media} =
+             BDS.AI.ChatTools.execute(
+               "update_media_metadata",
+               %{"mediaId" => media.id, "alt" => "Updated alt"},
+               project.id
+             )
+
+    assert updated_media.alt == "Updated alt"
+
+    assert %{
+             type: "chart",
+             chart_type: "heatmap",
+             series: [%{"label" => "2026", "segments" => [%{"label" => "Jan", "value" => 2}]}]
+           } =
+             BDS.AI.ChatTools.execute(
+               "render_chart",
+               %{
+                 "chartType" => "heatmap",
+                 "series" => [
+                   %{"label" => "2026", "segments" => [%{"label" => "Jan", "value" => 2}]}
+                 ]
+               },
+               project.id
+             )
   end
 
   test "cancel_chat aborts an in-flight chat turn" do
@@ -621,6 +728,7 @@ defmodule BDS.AITest do
   defp seed_project_content(project_id) do
     now = Persistence.now_ms()
 
+    post =
       Repo.insert!(
         Post.changeset(%Post{}, %{
           id: Ecto.UUID.generate(),
@@ -636,6 +744,7 @@ defmodule BDS.AITest do
         })
       )
 
+    media =
       Repo.insert!(
         Media.changeset(%Media{}, %{
           id: Ecto.UUID.generate(),
@@ -644,6 +753,7 @@ defmodule BDS.AITest do
           original_name: "image.png",
           mime_type: "image/png",
           size: 128,
+          title: "Hero",
           file_path: "media/image.png",
           sidecar_path: "media/image.png.meta",
           created_at: now,
@@ -651,6 +761,6 @@ defmodule BDS.AITest do
         })
       )
 
-    :ok
+    %{post: post, media: media}
   end
 end

test/bds/desktop/shell_live_test.exs

@@ -2247,6 +2247,58 @@ defmodule BDS.Desktop.ShellLiveTest do
     assert css =~ "line-height: 1.35;"
   end
 
+  test "chat editor keeps empty input single-line until content grows" do
+    assert {:ok, conversation} = AI.start_chat(%{title: "Input Sizing", model: "gpt-4.1"})
+
+    {:ok, view, _html} = live_isolated(build_conn(), BDS.Desktop.ShellLive)
+
+    html =
+      render_click(view, "pin_sidebar_item", %{
+        "route" => "chat",
+        "id" => conversation.id,
+        "title" => conversation.title,
+        "subtitle" => conversation.model || "chat"
+      })
+
+    assert html =~ ~s(rows="1")
+    assert html =~ ~s(class="chat-input chat-surface-input")
+
+    css = File.read!(Path.expand("../../../priv/ui/app.css", __DIR__))
+    assert css =~ "--chat-input-line-height: 20px;"
+    assert css =~ "--chat-input-min-height: 20px;"
+    assert css =~ ".chat-panel .chat-input-container"
+    assert css =~ "padding: 8px 16px;"
+    assert css =~ "padding: 6px 8px;"
+    assert css =~ ".chat-panel .chat-input-wrapper"
+    assert css =~ "min-height: 30px;"
+    assert css =~ "padding: 4px 6px;"
+    assert css =~ ".chat-panel .chat-input"
+    assert css =~ "box-sizing: border-box;"
+    assert css =~ "margin: 0;"
+    assert css =~ "height: var(--chat-input-min-height);"
+    assert css =~ "min-height: var(--chat-input-min-height);"
+    assert css =~ "overflow-y: hidden;"
+    assert css =~ ".chat-panel .chat-send-button"
+    assert css =~ "width: 22px;"
+    assert css =~ "height: 22px;"
+    assert css =~ "max-width: 22px;"
+    assert css =~ "max-height: 22px;"
+    assert css =~ "padding: 0;"
+
+    live_js = File.read!(Path.expand("../../../priv/ui/live.js", __DIR__))
+
+    assert live_js =~
+             "minHeight = parseFloat(styles.getPropertyValue(\"--chat-input-min-height\"))"
+
+    assert live_js =~ "textarea.value.trim() === \"\""
+    assert live_js =~ "textarea.rows = 1;"
+    assert live_js =~ "textarea.style.minHeight = `${minHeight}px`;"
+    assert live_js =~ "textarea.style.height = `${minHeight}px`;"
+    assert live_js =~ "textarea.style.maxHeight = `${minHeight}px`;"
+    assert live_js =~ "textarea.style.height = \"0px\";"
+    assert live_js =~ "textarea.style.overflowY = nextHeight >= maxHeight ? \"auto\" : \"hidden\""
+  end
+
   test "chat editor groups selector models by provider and uses catalog labels" do
     updated_at = Persistence.now_ms()
 

test/bds/desktop_test.exs

@@ -3,6 +3,13 @@ defmodule BDS.DesktopTest do
 
   import Plug.Test
 
+  defmodule FakeShutdown do
+    def request_quit do
+      send(Application.fetch_env!(:bds, :desktop_shutdown_test_pid), :quit_requested)
+      :ok
+    end
+  end
+
   test "desktop configuration no longer uses a pending adapter" do
     assert Application.get_env(:bds, BDS.Application)[:desktop_adapter] == :desktop
   end
@@ -99,6 +106,38 @@ defmodule BDS.DesktopTest do
     assert menu_item(groups, :metadata_diff).shortcut == nil
   end
 
+  test "native menu quit requests app-owned shutdown" do
+    previous_module = Application.get_env(:bds, :desktop_shutdown_module)
+    previous_pid = Application.get_env(:bds, :desktop_shutdown_test_pid)
+
+    Application.put_env(:bds, :desktop_shutdown_module, FakeShutdown)
+    Application.put_env(:bds, :desktop_shutdown_test_pid, self())
+
+    on_exit(fn ->
+      restore_env(:desktop_shutdown_module, previous_module)
+      restore_env(:desktop_shutdown_test_pid, previous_pid)
+    end)
+
+    assert {:noreply, %{}} = BDS.Desktop.MenuBar.handle_event("quit", %{})
+    assert_receive :quit_requested
+  end
+
+  test "icon menu quit requests app-owned shutdown" do
+    previous_module = Application.get_env(:bds, :desktop_shutdown_module)
+    previous_pid = Application.get_env(:bds, :desktop_shutdown_test_pid)
+
+    Application.put_env(:bds, :desktop_shutdown_module, FakeShutdown)
+    Application.put_env(:bds, :desktop_shutdown_test_pid, self())
+
+    on_exit(fn ->
+      restore_env(:desktop_shutdown_module, previous_module)
+      restore_env(:desktop_shutdown_test_pid, previous_pid)
+    end)
+
+    assert {:noreply, %{}} = BDS.Desktop.Menu.handle_event("quit", %{})
+    assert_receive :quit_requested
+  end
+
   test "desktop root html is a LiveView shell and references only the live bootstrap assets" do
     conn = conn(:get, "/?k=#{Desktop.Auth.login_key()}")
     conn = BDS.Desktop.Endpoint.call(conn, BDS.Desktop.Endpoint.init([]))
@@ -178,4 +217,7 @@ defmodule BDS.DesktopTest do
     Image.new!(3, 2, color: [255, 0, 0])
     |> Image.write!(:memory, suffix: ".jpg", quality: 85)
   end
+
+  defp restore_env(key, nil), do: Application.delete_env(:bds, key)
+  defp restore_env(key, value), do: Application.put_env(:bds, key, value)
 end