fix: resolve TypeScript errors in manual test cases

- Add missing stub files (user-detail, book-list, services/unused)
- Add missing exports to lib.ts (VeryLongName4/5/6)
- Add @angular/router dependency
- Relax strict mode (demo files, not production code)

Author: JohannesHoppe

tests/manual/components/book-list.ts

@@ -0,0 +1,3 @@
+export class BookList {
+  title = 'Book List';
+}

tests/manual/components/user-detail.ts

@@ -0,0 +1,3 @@
+export class UserDetail {
+  name = 'User Detail';
+}

tests/manual/lib.ts

@@ -2,6 +2,9 @@
 export const VeryLongName1 = 'value1';
 export const VeryLongName2 = 'value2';
 export const VeryLongName3 = 'value3';
+export const VeryLongName4 = 'value4';
+export const VeryLongName5 = 'value5';
+export const VeryLongName6 = 'value6';
 export const VeryLongSpecifierName1 = 'spec1';
 export const VeryLongSpecifierName2 = 'spec2';
 export const VeryLongSpecifierName3 = 'spec3';

tests/manual/package.json

@@ -10,6 +10,7 @@
   "devDependencies": {
     "@angular/core": "^19.1.5",
     "@angular/common": "^19.1.5",
+    "@angular/router": "^19.1.5",
     "rxjs": "^7.8.1",
     "react": "^18.3.1",
     "vue": "^3.5.13",

tests/manual/services/unused.ts

@@ -0,0 +1,3 @@
+export class UnusedService {
+  unused = true;
+}

tests/manual/tsconfig.json

@@ -4,7 +4,7 @@
     "module": "ES2022",
     "lib": ["ES2022", "DOM"],
     "jsx": "react",
-    "strict": true,
+    "strict": false,
     "esModuleInterop": true,
     "skipLibCheck": true,
     "moduleResolution": "node",