Adds autorest-based SQL Project generation to SQL Database Projects extension (#17078)

* Initial changes

* checkpoint

* Constructing project with post deployment script

* Correcting to intentionally read from cached list of projects

* Adding activation event, fixing fresh workspace bug

* Convert netcoreTool and autorestHelper to share a helper class for streamed command

* Include npm package version to force update

* test checkpoint

* Unit tests

* Added contextual quickpicks for autorest dialogs

* Adding projectController test

* Added projectController test, some refactoring for testability

* Merge branch 'main' into benjin/autorest

* Fixing 'which' import

* PR feedback

* Fixing tests

* Adding additional information for when project provider tests fail

* Hopefully fixing failing tests (unable to repro locally)

* Adding Generate Project item to workspace menu

* PR feedback

extensions/data-workspace/src/test/testUtils.ts

@@ -7,6 +7,7 @@ import * as os from 'os';
 import * as path from 'path';
 import { IProjectType } from 'dataworkspace';
 import { promises as fs } from 'fs';
+import { ProjectProviderRegistry } from '../common/projectProviderRegistry';
 
 export const testProjectType: IProjectType = {
 	id: 'tp1',
@@ -31,3 +32,7 @@ export async function createProjectFile(fileExt: string, contents?: string): Pro
 export function generateUniqueProjectFilePath(fileExt: string): string {
 	return path.join(os.tmpdir(), `TestProject_${new Date().getTime()}.${fileExt}`);
 }
+
+export function prettyPrintProviders(): string {
+	return `${ProjectProviderRegistry.providers.map(p => `[${p.supportedProjectTypes.map(t => t.id).join(', ')}]`).join('; ')}`;
+}