Adapt github workflow and startDemo.sh script

.github/workflows/test.yml

@@ -12,6 +12,6 @@ jobs:
         uses: actions/checkout@v2
       - name: Build, Vet & Test
         run: |
-          go build ./...
-          go vet ./...
-          go test ./...
+          go build cmd/cc-backend
+          go vet cmd/cc-backend
+          go test test

startDemo.sh

@@ -8,13 +8,13 @@ tar xJf job-archive.tar.xz
 rm ./job-archive.tar.xz
 
 touch ./job.db
-cd ../frontend
+cd ../web/frontend
 yarn install
 yarn build
 
-cd ..
+cd ../..
 go get
-go build
+go build cmd/cc-backend
 
 ./cc-backend --init-db --add-user demo:admin:AdminDev --no-server
 ./cc-backend