Performance improvements made by copilot (#4923)

Co-authored-by: Nathan Turinski <naturins@microsoft.comm>

Author: nturinski

src/commands/createNewProject/mcpServerSteps/MCPDownloadSnippetsExecuteStep.ts

@@ -39,7 +39,8 @@ export class MCPDownloadSnippetsExecuteStep extends AzureWizardExecuteStepWithAc
     }
 
     private async downloadFilesRecursively(context: MCPProjectWizardContext, items: GitHubFileMetadata[], basePath: string): Promise<void> {
-        for (const item of items) {
+        // Download all files and directories at this level in parallel
+        await Promise.all(items.map(async (item) => {
             if (item.type === 'file') {
                 await MCPDownloadSnippetsExecuteStep.downloadSingleFile({
                     context, item,
@@ -59,7 +60,7 @@ export class MCPDownloadSnippetsExecuteStep extends AzureWizardExecuteStepWithAc
                 // Recursively download directory contents
                 await this.downloadFilesRecursively(context, dirContents, dirPath);
             }
-        }
+        }));
     }
 
     public shouldExecute(context: MCPProjectWizardContext): boolean {

src/commands/deploy/deploy.ts

@@ -3,7 +3,7 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
-import { type Site, type SiteConfigResource, type StringDictionary } from '@azure/arm-appservice';
+import { type Site, type SiteConfigResource } from '@azure/arm-appservice';
 import { getDeployFsPath, getDeployNode, deploy as innerDeploy, showDeployConfirmation, type IDeployContext, type IDeployPaths, type InnerDeployContext, type ParsedSite } from '@microsoft/vscode-azext-azureappservice';
 import { ResourceGroupListStep } from '@microsoft/vscode-azext-azureutils';
 import { AzureWizard, DialogResponses, subscriptionExperience, type ExecuteActivityContext, type IActionContext, type ISubscriptionContext } from '@microsoft/vscode-azext-utils';
@@ -133,8 +133,11 @@ async function deploy(actionContext: IActionContext, arg1: vscode.Uri | string |
     void showCoreToolsWarning(context, version, site.fullName);
 
     const client = await site.createClient(actionContext);
-    const siteConfig: SiteConfigResource = await client.getSiteConfig();
-    const isConsumption: boolean = await client.getIsConsumption(actionContext);
+    // Parallelize independent read-only calls: site config and consumption check
+    const [siteConfig, isConsumption] = await Promise.all([
+        client.getSiteConfig(),
+        client.getIsConsumption(actionContext),
+    ]);
     let isZipDeploy: boolean = siteConfig.scmType !== ScmType.LocalGit && siteConfig.scmType !== ScmType.GitHub;
     if (!isZipDeploy && site.isLinux && isConsumption) {
         ext.outputChannel.appendLog(localize('linuxConsZipOnly', 'WARNING: Using zip deploy because scm type "{0}" is not supported on Linux consumption', siteConfig.scmType), { resourceName: site.fullName });
@@ -167,9 +170,11 @@ async function deploy(actionContext: IActionContext, arg1: vscode.Uri | string |
         context.deployMethod = 'flexconsumption';
     }
 
-    const appSettings: StringDictionary = await client.listApplicationSettings();
-
-    const durableStorageType: DurableBackend | undefined = await durableUtils.getStorageTypeFromWorkspace(language, context.projectPath);
+    // Parallelize remote app settings fetch and local workspace durable storage detection
+    const [appSettings, durableStorageType] = await Promise.all([
+        client.listApplicationSettings(),
+        durableUtils.getStorageTypeFromWorkspace(language, context.projectPath),
+    ]);
     context.telemetry.properties.durableStorageType = durableStorageType;
 
     if (durableStorageType === DurableBackend.SQL && isFlexConsumption) {