github action: add docker-compose

Author: draganm

.github/workflows/build.yml

@@ -33,7 +33,9 @@ jobs:
         run: |
           docker --version
           echo "Docker is ready to use."
-
+      - uses: KengoTODA/actions-setup-docker-compose@v1
+        with:
+          version: "2.27.0"
       - name: Build API image
         run: |
           docker build . -f bringyour/api/Dockerfile.compose
@@ -51,4 +53,4 @@ jobs:
           docker build . -f bringyour/taskworker/Dockerfile.compose
       - name: Build docker-compose containers
         run: |
-          docker-compose build
+          cd bringyour && docker-compose build