Update GitHub Actions workflow to use dynamic image name and enhance Docker image tagging with lowercase conversion and additional labels.

Author: rajsinghtech

.github/workflows/build.yml

@@ -10,14 +10,16 @@ on:
 
 env:
   REGISTRY: ghcr.io
-  IMAGE_NAME: rajsinghtech/tsflow
+  IMAGE_NAME: ${{ github.repository }}
 
 jobs:
   build:
     runs-on: ubuntu-latest
     permissions:
       contents: write
       packages: write
+      id-token: write
+      attestations: write
 
     steps:
     - name: Checkout repository
@@ -56,6 +58,11 @@ jobs:
       if: github.event_name != 'pull_request'
       uses: docker/setup-buildx-action@v3
 
+    - name: Convert repository name to lowercase
+      if: github.event_name != 'pull_request'
+      run: |
+        echo "IMAGE_NAME_LOWER=${GITHUB_REPOSITORY,,}" >> ${GITHUB_ENV}
+    
     - name: Log in to Container Registry
       if: github.event_name != 'pull_request'
       uses: docker/login-action@v3
@@ -72,8 +79,11 @@ jobs:
         platforms: linux/amd64,linux/arm64
         push: true
         tags: |
-          ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
-          ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ github.sha }}
+          ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_LOWER }}:latest
+          ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_LOWER }}:${{ github.sha }}
+        labels: |
+          org.opencontainers.image.source=${{ github.event.repository.html_url }}
+          org.opencontainers.image.revision=${{ github.sha }}
         cache-from: type=gha
         cache-to: type=gha,mode=max
 
@@ -100,11 +110,11 @@ jobs:
           
           ### Docker Installation
           ```bash
-          docker pull ghcr.io/rajsinghtech/tsflow:latest
+          docker pull ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_LOWER }}:latest
           docker run -p 8080:8080 \
             -e TAILSCALE_ACCESS_TOKEN="your-token" \
             -e TAILSCALE_TAILNET="your-tailnet" \
-            ghcr.io/rajsinghtech/tsflow:latest
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME_LOWER }}:latest
           ```
           
           ### Binary Installation