Add multi-architecture support to GHCR workflow and enhance documentation

Co-authored-by: ks6088ts <[email protected]>

Author: Copilot

.github/workflows/ghcr-release.yaml

@@ -8,12 +8,14 @@ env:
 jobs:
   ghcr:
     runs-on: ubuntu-latest
-    timeout-minutes: 5
+    timeout-minutes: 10
     permissions:
       packages: write
       contents: read
     steps:
       - uses: actions/checkout@v5
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
       - uses: docker/login-action@v3
         with:
           registry: ghcr.io
@@ -43,5 +45,6 @@ jobs:
         with:
           push: true
           context: .
+          platforms: linux/amd64,linux/arm64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}

docs/index.md

@@ -268,6 +268,26 @@ docker run --rm \
   streamlit run template_langgraph/services/streamlits/main.py --server.address 0.0.0.0
 ```
 
+#### Using Pre-built Images
+
+You can also use pre-built images from Docker Hub or GitHub Container Registry:
+
+```shell
+# From Docker Hub
+docker run --rm \
+  -p 8501:8501 \
+  -v ./.env:/app/.env \
+  ks6088ts/template-langgraph:latest \
+  streamlit run template_langgraph/services/streamlits/main.py --server.address 0.0.0.0
+
+# From GitHub Container Registry  
+docker run --rm \
+  -p 8501:8501 \
+  -v ./.env:/app/.env \
+  ghcr.io/ks6088ts-labs/template-langgraph:latest \
+  streamlit run template_langgraph/services/streamlits/main.py --server.address 0.0.0.0
+```
+
 #### Multi-Architecture Support
 
 The Docker images are built for both `amd64` and `arm64` architectures, making them compatible with: