refactor(infra): directory structure (#4615)

.vscode/settings.template.json

@@ -29,15 +29,7 @@
   "[typescriptreact]": {
     "editor.defaultFormatter": "esbenp.prettier-vscode"
   },
-  "vitest.include": [
-    "packages/**/*.spec.ts",
-    "packages/**/*.spec.tsx",
-    "apps/web/**/*.spec.ts",
-    "apps/web/**/*.spec.tsx",
-    "apps/electron/src/**/*.spec.ts",
-    "tests/unit/**/*.spec.ts",
-    "tests/unit/**/*.spec.tsx"
-  ],
+  "vitest.include": ["packages/**/*.spec.ts", "packages/**/*.spec.tsx"],
   "rust-analyzer.check.extraEnv": {
     "DATABASE_URL": "sqlite:affine.db"
   }