disable AI summary behavior entirely

package.json

@@ -130,16 +130,6 @@
         "command": "commandtree.makeExecutable",
         "title": "Make Executable",
         "icon": "$(unlock)"
-      },
-      {
-        "command": "commandtree.generateSummaries",
-        "title": "Generate AI Summaries",
-        "icon": "$(sparkle)"
-      },
-      {
-        "command": "commandtree.selectModel",
-        "title": "CommandTree: Select AI Model",
-        "icon": "$(hubot)"
       }
     ],
     "menus": {
@@ -371,7 +361,7 @@
         },
         "commandtree.enableAiSummaries": {
           "type": "boolean",
-          "default": true,
+          "default": false,
           "description": "Use GitHub Copilot to generate plain-language summaries of scripts, enabling semantic search"
         },
         "commandtree.aiModel": {

src/extension.ts

@@ -10,15 +10,12 @@ import { TaskRunner } from "./runners/TaskRunner";
 import { QuickTasksProvider } from "./QuickTasksProvider";
 import { logger } from "./utils/logger";
 import { initDb, disposeDb } from "./db/lifecycle";
-import { forceSelectModel } from "./semantic/summariser";
 import { syncTagsFromConfig } from "./tags/tagSync";
 import { setupFileWatchers } from "./watchers";
 import { PrivateTaskDecorationProvider } from "./tree/PrivateTaskDecorationProvider";
 import { appState } from "./state";
 import {
-  initAiSummaries,
   registerDiscoveredCommands,
-  runSummarisation,
   syncAndSummarise,
 } from "./summaryOrchestration";
 import type { SummaryDeps } from "./summaryOrchestration";
@@ -87,15 +84,11 @@ export async function activate(context: vscode.ExtensionContext): Promise<Extens
 }
 
 function runBackgroundStartup(workspaceRoot: string): void {
-  initialDiscovery(workspaceRoot)
-    .then(() => {
-      initAiSummaries(getSummaryDeps(workspaceRoot));
-    })
-    .catch((e: unknown) => {
-      logger.error("Initial discovery failed", {
-        error: e instanceof Error ? e.message : String(e),
-      });
+  initialDiscovery(workspaceRoot).catch((e: unknown) => {
+    logger.error("Initial discovery failed", {
+      error: e instanceof Error ? e.message : String(e),
     });
+  });
 }
 
 async function initDatabaseSafe(workspaceRoot: string): Promise<void> {
@@ -201,24 +194,6 @@ function registerFilterCommands(context: vscode.ExtensionContext): void {
     vscode.commands.registerCommand("commandtree.clearFilter", () => {
       getTreeProvider().clearFilters();
       updateFilterContext();
-    }),
-    vscode.commands.registerCommand("commandtree.generateSummaries", async () => {
-      const workspaceRoot = vscode.workspace.workspaceFolders?.[0]?.uri.fsPath;
-      if (workspaceRoot !== undefined) {
-        await runSummarisation(getSummaryDeps(workspaceRoot));
-      }
-    }),
-    vscode.commands.registerCommand("commandtree.selectModel", async () => {
-      const result = await forceSelectModel();
-      if (result.ok) {
-        vscode.window.showInformationMessage(`CommandTree: AI model set to ${result.value}`);
-        const workspaceRoot = vscode.workspace.workspaceFolders?.[0]?.uri.fsPath;
-        if (workspaceRoot !== undefined) {
-          await runSummarisation(getSummaryDeps(workspaceRoot));
-        }
-      } else {
-        vscode.window.showWarningMessage(`CommandTree: ${result.error}`);
-      }
     })
   );
 }

src/test/e2e/treeview.e2e.test.ts

@@ -14,7 +14,6 @@ import {
   getCommandTreeProvider,
   getLabelString,
   collectLeafItems,
-  collectLeafTasks,
   refreshTasks,
   writeFile,
   deleteFile,
@@ -232,23 +231,6 @@ suite("TreeView E2E Tests", () => {
     });
   });
 
-  suite("AI Summaries", () => {
-    test("@exclude-ci Copilot summarisation produces summaries for discovered tasks", async function () {
-      this.timeout(15000);
-      const provider = getCommandTreeProvider();
-      // AI summaries: extension activation triggers summarisation via Copilot.
-      // If Copilot auth fails (GitHubLoginFailed), tasks will have no summaries.
-      // This MUST fail if the integration is broken.
-      const allTasks = await collectLeafTasks(provider);
-      const withSummary = allTasks.filter((t) => t.summary !== undefined && t.summary !== "");
-      assert.ok(
-        withSummary.length > 0,
-        `Copilot summarisation must produce summaries — got 0 out of ${allTasks.length} tasks. ` +
-          "Check for GitHubLoginFailed errors above."
-      );
-    });
-  });
-
   suite("Private Make And Mise Tasks", () => {
     const makeRelativePath = "private-targets/Makefile";
     const miseRelativePath = "private-targets/mise.toml";