fix(vscode): Improved reliability of handling extension activation contention (#5588)

Author: johnsoncodehk

extensions/vscode/index.ts

@@ -58,7 +58,7 @@ export const { activate, deactivate } = defineExtension(() => {
 
 		if (needRestart) {
 			vscode.window.showInformationMessage(
-				'Please restart the extension host to activate Vue support in remote environments.',
+				'Please restart the extension host to activate Vue support.',
 				'Restart Extension Host',
 				'Reload Window',
 			).then(action => {
@@ -230,12 +230,7 @@ try {
 	}
 
 	if (tsExtension.isActive) {
-		if (!vscode.env.remoteName) {
-			vscode.commands.executeCommand('workbench.action.restartExtensionHost');
-		}
-		else {
-			needRestart = true;
-		}
+		needRestart = true;
 	}
 }
 catch {}

extensions/vscode/languages/stub.json

@@ -22,9 +22,7 @@
 		"vscode": "^1.88.0"
 	},
 	"activationEvents": [
-		"onLanguage:vue",
-		"onLanguage:markdown",
-		"onLanguage:html"
+		"onLanguage"
 	],
 	"main": "./dist/extension.js",
 	"browser": "./web.js",
@@ -67,11 +65,6 @@
 			{
 				"id": "jade",
 				"configuration": "./languages/sfc-template-language-configuration.json"
-			},
-			{
-				"id": "plaintext",
-				"configuration": "./languages/stub.json",
-				"//": "Make sure Vue extension is loaded immediately when VSCode starts."
 			}
 		],
 		"typescriptServerPlugins": [