Implement all required changes for PicoCode plugin and web UI

- Remove build-plugin.yml workflow
- Update kotlin-ci.yml to upload artifacts on releases
- Fix plugin.xml: add id attribute and remove tool window
- Update plugin to use dialog instead of sidebar
- Add project selector to plugin chat UI
- Add message deletion to plugin and web chat UI
- Add collapsible sections to web UI
- Fix /code endpoint HTTP 400 error by including project_id

Co-authored-by: Mte90 <[email protected]>

Author: Copilot

.github/workflows/build-plugin.yml

@@ -9,13 +9,15 @@ on:
     branches: [ "main" ]
     paths:
       - 'ide-plugins/**'
+  release:
+    types: [created, published]
 
 jobs:
   build-kotlin-plugin:
     name: 'Build (Java 17)'
     runs-on: ubuntu-latest
     permissions:
-      contents: read
+      contents: write
 
     steps:
       - name: Checkout repository
@@ -85,11 +87,19 @@ jobs:
             # Remove the original zip
             rm "$PLUGIN_FILE"
           fi
-        if: success()
+        if: success() && github.event_name != 'release'
 
       - name: Upload plugin artifact
         uses: actions/upload-artifact@v4
         with:
           name: intellij-plugin-pr-${{ github.event.pull_request.number || github.run_number }}
           path: ide-plugins/build/distributions/plugin-extracted/
-        if: success()
+        if: success() && github.event_name != 'release'
+
+      - name: Upload to Release
+        if: github.event_name == 'release'
+        uses: softprops/action-gh-release@v1
+        with:
+          files: ide-plugins/build/distributions/*.zip
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/kotlin-ci.yml

@@ -5,8 +5,6 @@ import com.intellij.openapi.project.Project
 import com.intellij.openapi.wm.StatusBar
 import com.intellij.openapi.wm.StatusBarWidget
 import com.intellij.openapi.wm.StatusBarWidgetFactory
-import com.intellij.openapi.wm.ToolWindowManager
-import com.intellij.openapi.ui.Messages
 import com.intellij.util.Consumer
 import com.google.gson.Gson
 import com.google.gson.JsonObject
@@ -93,20 +91,24 @@ class PicoCodeStatusBarWidget(private val project: Project) : StatusBarWidget,
 
     override fun getClickConsumer(): Consumer<MouseEvent>? {
         return Consumer { 
-            // Open the PicoCode RAG tool window on click
+            // Open the PicoCode chat dialog on click
             ApplicationManager.getApplication().invokeLater {
-                val toolWindowManager = ToolWindowManager.getInstance(project)
-                val toolWindow = toolWindowManager.getToolWindow("PicoCode RAG")
-                
-                if (toolWindow != null) {
-                    toolWindow.show()
-                } else {
-                    Messages.showInfoMessage(
-                        project,
-                        "PicoCode RAG tool window is not available. Please ensure the plugin is properly installed.",
-                        "PicoCode RAG"
-                    )
+                val chatContent = PicoCodeToolWindowContent(project)
+                val dialog = object : com.intellij.openapi.ui.DialogWrapper(project) {
+                    init {
+                        init()
+                        title = "PicoCode RAG Assistant"
+                    }
+                    
+                    override fun createCenterPanel(): javax.swing.JComponent {
+                        return chatContent.getContent()
+                    }
+                    
+                    override fun createActions(): Array<com.intellij.openapi.ui.DialogWrapper.DialogWrapperAction> {
+                        return emptyArray() // No default OK/Cancel buttons
+                    }
                 }
+                dialog.show()
             }
         }
     }