feat: proper sidebar and import persistence

src/main/database/connection.ts

@@ -465,6 +465,21 @@ export class DatabaseConnection {
       )
     `);
     await this.localClient.execute('CREATE INDEX IF NOT EXISTS idx_chat_messages_conversation_id ON chat_messages(conversation_id)');
+
+    // Create import_definitions table for WXR import configurations
+    await this.localClient.execute(`
+      CREATE TABLE IF NOT EXISTS import_definitions (
+        id TEXT PRIMARY KEY,
+        project_id TEXT NOT NULL,
+        name TEXT NOT NULL,
+        wxr_file_path TEXT,
+        uploads_folder_path TEXT,
+        last_analysis_result TEXT,
+        created_at INTEGER NOT NULL,
+        updated_at INTEGER NOT NULL
+      )
+    `);
+    await this.localClient.execute('CREATE INDEX IF NOT EXISTS idx_import_definitions_project_id ON import_definitions(project_id)');
   }
 
   async close(): Promise<void> {

src/main/database/schema.ts

@@ -143,6 +143,18 @@ export const chatMessages = sqliteTable('chat_messages', {
   createdAt: integer('created_at', { mode: 'timestamp' }).notNull(),
 });
 
+// Import definitions table - stores WXR import configurations
+export const importDefinitions = sqliteTable('import_definitions', {
+  id: text('id').primaryKey(),
+  projectId: text('project_id').notNull(),
+  name: text('name').notNull(),
+  wxrFilePath: text('wxr_file_path'),
+  uploadsFolderPath: text('uploads_folder_path'),
+  lastAnalysisResult: text('last_analysis_result'), // JSON text of ImportAnalysisReport
+  createdAt: integer('created_at', { mode: 'timestamp' }).notNull(),
+  updatedAt: integer('updated_at', { mode: 'timestamp' }).notNull(),
+});
+
 // Types for TypeScript
 export type Project = typeof projects.$inferSelect;
 export type NewProject = typeof projects.$inferInsert;
@@ -164,3 +176,5 @@ export type ChatConversation = typeof chatConversations.$inferSelect;
 export type NewChatConversation = typeof chatConversations.$inferInsert;
 export type ChatMessage = typeof chatMessages.$inferSelect;
 export type NewChatMessage = typeof chatMessages.$inferInsert;
+export type ImportDefinition = typeof importDefinitions.$inferSelect;
+export type NewImportDefinition = typeof importDefinitions.$inferInsert;