Add kubectl port-forward for self-hosted postgres in prod CD

Author: hkirat

.github/workflows/cd_prod.yml

@@ -2,6 +2,7 @@ name: Continuous Deployment (Prod)
 on:
   push:
     branches: [ production ]
+  workflow_dispatch:
 jobs:
   build:
     runs-on: ubuntu-latest
@@ -18,6 +19,21 @@ jobs:
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
+
+      - name: Set up kubectl
+        uses: azure/setup-kubectl@v1
+        with:
+          version: 'latest'
+      
+      - name: Set KUBECONFIG environment variable
+        run: mkdir $HOME/.kube && echo $KUBE_POSTGRES_CONFIG | base64 -d > $HOME/.kube/config
+        env:
+          KUBE_POSTGRES_CONFIG: ${{ secrets.KUBE_POSTGRES_CONFIG }}
+
+      - name: Proxy Database using Kubernetes
+        run: |
+          kubectl port-forward svc/postgres 5432:5432 -n 100xdevs &
+          sleep 5
       
       - name: Build and push
         uses: docker/build-push-action@v4
@@ -40,4 +56,4 @@ jobs:
           git config user.email "actions@github.com"
           git add prod/dailycode/deployment.yml
           git commit -m "Update dailycode image to ${{ github.sha }}"
-          git push https://${PAT}@github.com/code100x/staging-ops.git main
+          git push https://${PAT}@github.com/code100x/staging-ops.git main