fix: re-revert the API decoupling (#41263)

* fix(api): decouple api from curriculum

This reverts commit 8f0e441644 and
introduces the implementations from #40703.

* fix(gitpod): add curriculum build to GitPod

This reverts commit 706d70f58d and
introduces implementations from #41234.

* docs: update DevOps manual for api change (#41259)

Co-authored-by: Oliver Eyton-Williams <ojeytonwilliams@gmail.com>

api-server/src/server/config.local.js

@@ -0,0 +1,11 @@
+var globalConfig = require('../common/config.global');
+
+module.exports = {
+  restApiRoot: globalConfig.restApi,
+  sessionSecret: process.env.SESSION_SECRET,
+
+  github: {
+    clientID: process.env.GITHUB_ID,
+    clientSecret: process.env.GITHUB_SECRET
+  }
+};