fix: normalize generated VS Code configuration

packages/cli/src/update.ts

@@ -72,6 +72,20 @@ interface Migration {
   apply: (ctx: MigrationCtx) => void;
 }
 
+const VSCODE_EXTENSIONS = `{
+  "recommendations": ["wrnexus.wrnexus", "esbenp.prettier-vscode", "dbaeumer.vscode-eslint"]
+}
+`;
+
+const LEGACY_VSCODE_EXTENSIONS =
+  JSON.stringify(
+    {
+      recommendations: ["wrnexus.wrnexus", "esbenp.prettier-vscode", "dbaeumer.vscode-eslint"],
+    },
+    null,
+    2,
+  ) + "\n";
+
 /**
  * Versioned, idempotent upgrade steps. Each MUST be safe to re-run and MUST NOT
  * overwrite user code. Append new entries with the version that ships them.
@@ -202,21 +216,7 @@ const MIGRATIONS: Migration[] = [
           ) + "\n",
           ".vscode/settings.json",
         ],
-        [
-          extensions,
-          JSON.stringify(
-            {
-              recommendations: [
-                "wrnexus.wrnexus",
-                "esbenp.prettier-vscode",
-                "dbaeumer.vscode-eslint",
-              ],
-            },
-            null,
-            2,
-          ) + "\n",
-          ".vscode/extensions.json",
-        ],
+        [extensions, VSCODE_EXTENSIONS, ".vscode/extensions.json"],
       ];
 
       for (const [file, contents, label] of files) {
@@ -253,6 +253,17 @@ const MIGRATIONS: Migration[] = [
       }
     },
   },
+  {
+    version: "0.2.20",
+    id: "normalize-vscode-extensions",
+    description: "Normalize the framework-generated VS Code recommendations file",
+    apply(ctx) {
+      const file = join(ctx.appRoot, ".vscode", "extensions.json");
+      if (!existsSync(file) || readFileSync(file, "utf8") !== LEGACY_VSCODE_EXTENSIONS) return;
+      ctx.log("~ .vscode/extensions.json formatting normalized");
+      if (!ctx.dryRun) writeFileSync(file, VSCODE_EXTENSIONS, "utf8");
+    },
+  },
 ];
 
 /** Release tooling uses this to require an explicit migration entry per version. */