Added dev cd pipline

.github/workflows/cd-dev.yaml

@@ -0,0 +1,49 @@
+name: CD Dev
+
+on:
+  workflow_run:
+    workflows: ["CI"]
+    types:
+      - completed
+
+jobs:
+  deploy_to_dev:
+    name: Deploy to Dev
+    if: ${{ github.event.workflow_run.conclusion == 'success' && github.event.workflow_run.head_branch == 'dev' }}
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: read
+      attestations: write
+      id-token: write
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4
+
+      - name: Set short git commit SHA
+        id: vars
+        run: |
+          calculatedSha=$(git rev-parse --short ${{ github.sha }})
+          echo "COMMIT_SHORT_SHA=$calculatedSha" >> $GITHUB_ENV
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build and push Docker image
+        id: push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: |
+            shampiniony/dishdash-bot:dev
+            shampiniony/dishdash-bot:dev-${{ env.COMMIT_SHORT_SHA }}
+
+      - name: Trigger Watchtower to update dev container
+        shell: bash
+        run: |
+          curl -H "Authorization: Bearer ${{ secrets.WATCHTOWER_HTTP_API_TOKEN }}" ${{ secrets.WATCHTOWER_UPDATE_ENDPOINT_DEV }}