simple server for angular CSR (#145)

* Add simple server for angular CST

* modify tsconfig to include simple server in dist

* listen to the env port

Author: Yuangwang

package-lock.json

@@ -18,6 +18,7 @@ describe("build commands", () => {
       outputBaseDirectory: resolve(tmpDir, ".apphosting", "dist"),
       outputDirectory: resolve(tmpDir, ".apphosting"),
       serverFilePath: resolve(tmpDir, ".apphosting", "dist", "server", "server.mjs"),
+      needsServerGenerated: false,
     };
   });
 

packages/@apphosting/adapter-angular/src/bin/build.spec.ts

@@ -9,6 +9,7 @@ export interface OutputPathOptions {
   outputBaseDirectory: string;
   serverFilePath: string;
   browserDirectory: string;
+  needsServerGenerated: boolean;
 }
 
 // valid manifest schema