refactor: replace custom CRM with Monica fork

.gitea/workflows/docker-build.yml

@@ -1,4 +1,4 @@
-name: Build & Push Docker Image to Gitea Registry
+name: Build & Push Monica Image to Gitea Registry
 
 on:
   push:
@@ -55,6 +55,7 @@ jobs:
         shell: sh
         run: |
           docker build \
+            -f scripts/docker/Dockerfile \
             -t ${{ env.REGISTRY_IMAGE }}:latest \
             -t ${{ env.REGISTRY_IMAGE }}:${{ github.sha }} \
             .