removal of LLM instructions deployment logic

l10n/bundle.l10n.json

@@ -382,7 +382,6 @@
   "Failed to delete file: {0}": "Failed to delete file: {0}",
   "Failed to delete item \"{0}\".": "Failed to delete item \"{0}\".",
   "Failed to delete secrets for item \"{0}\".": "Failed to delete secrets for item \"{0}\".",
-  "Failed to deploy LLM instruction files: {0}": "Failed to deploy LLM instruction files: {0}",
   "Failed to extract the account endpoint from the selected node.": "Failed to extract the account endpoint from the selected node.",
   "Failed to extract the connection string from the selected account.": "Failed to extract the connection string from the selected account.",
   "Failed to find a matching Azure Resources API for version \"{0}\".": "Failed to find a matching Azure Resources API for version \"{0}\".",
@@ -601,7 +600,6 @@
   "No history": "No history",
   "No index metrics available": "No index metrics available",
   "No language models available. Please ensure you have access to Copilot.": "No language models available. Please ensure you have access to Copilot.",
-  "No LLM instructions (.md) files found to copy": "No LLM instructions (.md) files found to copy",
   "No location selected. Please pick a location before provisioning.": "No location selected. Please pick a location before provisioning.",
   "No matching resources found.": "No matching resources found.",
   "No properties available for filtering.": "No properties available for filtering.",
@@ -831,7 +829,6 @@
   "Some sample items were not inserted successfully:": "Some sample items were not inserted successfully:",
   "Some selected files are outside the workspace. Would you like to copy them to the migration project?": "Some selected files are outside the workspace. Would you like to copy them to the migration project?",
   "Sorted by:": "Sorted by:",
-  "Source folder not found: {0}": "Source folder not found: {0}",
   "Specified character lengths should be 1 character or greater.": "Specified character lengths should be 1 character or greater.",
   "Start Migration": "Start Migration",
   "Stats": "Stats",
@@ -851,7 +848,6 @@
   "subscription": "subscription",
   "Subscription: {0}": "Subscription: {0}",
   "Subscription: {id}": "Subscription: {id}",
-  "Successfully copied {0} LLM instructions (.md) files": "Successfully copied {0} LLM instructions (.md) files",
   "Successfully created resource group \"{0}\".": "Successfully created resource group \"{0}\".",
   "Successfully created role assignment \"{0}\" for the {1} resource \"{2}\".": "Successfully created role assignment \"{0}\" for the {1} resource \"{2}\".",
   "Successfully created storage account \"{0}\" with sku \"{1}\".": "Successfully created storage account \"{0}\" with sku \"{1}\".",
@@ -978,7 +974,6 @@
   "Unexpected status code: {0}": "Unexpected status code: {0}",
   "Unknown error": "Unknown error",
   "Unknown Error": "Unknown Error",
-  "Unknown error occurred": "Unknown error occurred",
   "Unknown migration command: {name}": "Unknown migration command: {name}",
   "Unknown operation: {0}": "Unknown operation: {0}",
   "Unsupported Account": "Unsupported Account",

package.json

@@ -483,16 +483,6 @@
         "command": "cosmosDB.importDocument",
         "title": "%cosmosdb.command.document.import%"
       },
-      {
-        "category": "CosmosDB AI",
-        "command": "cosmosDB.ai.deployInstructionFiles",
-        "title": "%cosmosdb.command.ai.deploy_instruction_files%"
-      },
-      {
-        "category": "CosmosDB AI",
-        "command": "cosmosDB.ai.removeInstructionFiles",
-        "title": "%cosmosdb.command.ai.remove_instruction_files%"
-      },
       {
         "category": "Cosmos DB",
         "command": "cosmosDB.deleteAllSavedSchemas",
@@ -890,11 +880,6 @@
             "default": 6128,
             "description": "%cosmosdb.configuration.cosmosDB.shell.mcp.port%"
           },
-          "cosmosDB.manageLLMAssets": {
-            "type": "boolean",
-            "default": true,
-            "markdownDescription": "%cosmosdb.configuration.manage-llm-assets%"
-          },
           "cosmosDB.queryEditor.generateSchemaBasedOnQueries": {
             "type": "boolean",
             "default": false,

src/commands/registerCommands.ts

@@ -13,10 +13,6 @@ import * as l10n from '@vscode/l10n';
 import * as vscode from 'vscode';
 import { CosmosDbChatParticipant } from '../chat';
 import { doubleClickDebounceDelay } from '../constants';
-import {
-    deployLLMInstructionsFiles,
-    removeLLMInstructionsFiles,
-} from '../cosmosdb/commands/deployLLMInstructionsFiles';
 import { ext } from '../extensionVariables';
 import { QueryEditorTab } from '../panels/QueryEditorTab';
 import { copyConnectionString } from './copyConnectionString/copyConnectionString';
@@ -82,7 +78,6 @@ export function registerCommands(): void {
     registerCommandWithTreeNodeUnwrapping('azureDatabases.filterTreeItems', filterTreeItems);
     registerCommandWithTreeNodeUnwrapping('azureDatabases.sortTreeItems', sortTreeItems);
 
-    registerLLMAssetsCommands();
     registerChatButtonCommands();
     registerMigrationCommands();
 }
@@ -135,11 +130,6 @@ export function registerTriggerCommands() {
     registerCommandWithTreeNodeUnwrapping('cosmosDB.deleteTrigger', cosmosDBDeleteTrigger);
 }
 
-export function registerLLMAssetsCommands() {
-    registerCommand('cosmosDB.ai.deployInstructionFiles', deployLLMInstructionsFiles);
-    registerCommand('cosmosDB.ai.removeInstructionFiles', removeLLMInstructionsFiles);
-}
-
 export function registerChatButtonCommands() {
     // Command to apply the suggested query (update current editor)
     // Note: Chat buttons pass arguments directly, so we use vscode.commands.registerCommand

src/cosmosdb/commands/cleanupLLMInstructionsFiles.ts

@@ -0,0 +1,64 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { callWithTelemetryAndErrorHandling } from '@microsoft/vscode-azext-utils';
+import * as crypto from 'crypto';
+import * as fs from 'fs';
+import * as path from 'path';
+import { ext } from '../../extensionVariables';
+
+const LLM_ASSETS_MANIFEST_KEY = 'llm.assets.manifest';
+const INSTRUCTIONS_FILENAME = 'azurecosmosdb.instructions.md';
+const EXPECTED_MD5 = 'A54B319AD86975EB072A681AFA9CB553';
+
+/**
+ * Cleans up the obsolete LLM instructions file that was previously deployed
+ * to the VS Code prompts folder by older versions of this extension.
+ *
+ * - Deletes the file only if its MD5 hash matches the known unmodified hash
+ * - Clears the obsolete manifest key from globalState
+ *
+ * This is idempotent and safe to call on every activation.
+ */
+export async function cleanupLLMInstructionsFiles(): Promise<void> {
+    await callWithTelemetryAndErrorHandling('cosmosDB.llmInstructions.cleanup', async (context) => {
+        context.errorHandling.suppressDisplay = true;
+        context.errorHandling.rethrow = false;
+
+        // Remove the file if it exists and hasn't been modified
+        const promptFolder = getPromptFolder();
+        const filePath = path.join(promptFolder, INSTRUCTIONS_FILENAME);
+
+        const fileExists = fs.existsSync(filePath);
+        context.telemetry.properties.fileFound = String(fileExists);
+
+        if (fileExists) {
+            const content = fs.readFileSync(filePath);
+            const actualMd5 = crypto.createHash('md5').update(content).digest('hex').toUpperCase();
+            const md5Matched = actualMd5 === EXPECTED_MD5;
+            context.telemetry.properties.md5Matched = String(md5Matched);
+            ext.outputChannel.info(`Found existing instructions file at ${filePath} with MD5 ${actualMd5}`);
+
+            if (md5Matched) {
+                fs.unlinkSync(filePath);
+                context.telemetry.properties.fileDeleted = String(true);
+                ext.outputChannel.info(`Deleted obsolete instructions file at ${filePath}`);
+            }
+        }
+
+        // Clear the obsolete manifest from globalState
+        await ext.context.globalState.update(LLM_ASSETS_MANIFEST_KEY, undefined);
+    });
+}
+
+/**
+ * Returns the VS Code user-level prompts folder, matching the path used
+ * by the old deployLLMInstructionsFiles logic.
+ */
+function getPromptFolder(): string {
+    const globalStorageUri = ext.context.globalStorageUri;
+    const userFolder = path.dirname(globalStorageUri.fsPath);
+    return path.join(userFolder, '..', 'prompts');
+}