fix: align code with spec

crates/bds-core/src/model/generation.rs

@@ -10,20 +10,44 @@ pub struct GeneratedFileHash {
     pub updated_at: i64,
 }
 
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "lowercase")]
+pub enum NotificationEntity {
+    Post,
+    Media,
+    Script,
+    Template,
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "lowercase")]
+pub enum NotificationAction {
+    Created,
+    Updated,
+    Deleted,
+}
+
 /// Notification for CLI-to-app synchronization.
 /// Matches the `db_notifications` table.
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct DbNotification {
     pub id: i64,
-    pub entity: String,
+    pub entity_type: NotificationEntity,
     pub entity_id: String,
-    pub action: String,
+    pub action: NotificationAction,
     pub from_cli: bool,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub seen_at: Option<i64>,
     pub created_at: i64,
 }
 
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "lowercase")]
+pub enum SshMode {
+    Scp,
+    Rsync,
+}
+
 /// Publishing preferences stored in meta/publishing.json.
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct PublishingPreferences {
@@ -33,6 +57,5 @@ pub struct PublishingPreferences {
     pub ssh_user: Option<String>,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub ssh_remote_path: Option<String>,
-    #[serde(skip_serializing_if = "Option::is_none")]
-    pub ssh_mode: Option<String>,
+    pub ssh_mode: SshMode,
 }