🏗 Misc tsconfig updates (ampproject#35787)

* update compilerOptions.paths to handle barrel files (index.js) in VSCode

* update includes/excludes allowlist/blocklist src files

tsconfig.json

@@ -10,13 +10,19 @@
       "#build/*": ["./build/*"],
 
       "#builtins/*": ["./src/builtins/*"],
+      "#compiler": ["./src/compiler"],
       "#compiler/*": ["./src/compiler/*"],
       "#core/*": ["./src/core/*"],
+      "#experiments": ["./src/experiments"],
       "#experiments/*": ["./src/experiments/*"],
       "#inabox/*": ["./src/inabox/*"],
+      "#polyfills": ["./src/polyfills"],
       "#polyfills/*": ["./src/polyfills/*"],
+      "#preact": ["./src/preact"],
       "#preact/*": ["./src/preact/*"],
+      "#purifier": ["./src/purifier"],
       "#purifier/*": ["./src/purifier/*"],
+      "#service": ["./src/service"],
       "#service/*": ["./src/service/*"],
 
       "#test/*": ["./test/*"],
@@ -25,5 +31,14 @@
       "#third_party/*": ["./third_party/*"]
     }
   },
-  "exclude": ["node_modules", "dist"]
+  "include": [
+    "src",
+    "3p",
+    "ads",
+    "extensions",
+    "test",
+    "testing",
+    "third_party"
+  ],
+  "exclude": ["build", "dist", "dist.*", "node_modules"]
 }