Add version tag to installation command (#145)

Author: janetkuo

README.md

@@ -29,7 +29,9 @@ The `extensions` module provides additional CRDs and controllers that build on t
 You can install the agent-sandbox controller and its CRDs with the following command.
 
 ```sh
-export VERSION="vX.Y.Z" # Replace with your desired version from https://github.com/kubernetes-sigs/agent-sandbox/releases
+# Replace "vX.Y.Z" with a specific version tag (e.g., "v0.1.0") from
+# https://github.com/kubernetes-sigs/agent-sandbox/releases
+export VERSION="vX.Y.Z"
 
 # To install only the core components:
 kubectl apply -f https://github.com/kubernetes-sigs/agent-sandbox/releases/download/${VERSION}/manifest.yaml

clients/python/agentic-sandbox-client/README.md

@@ -23,7 +23,11 @@ This Python client provides a simple, high-level interface for creating and inte
     ```
 3. **Option 1: Install from source via git:**
     ```bash
-    pip install "git+https://github.com/kubernetes-sigs/agent-sandbox.git#subdirectory=clients/python/agentic-sandbox-client"
+    # Replace "main" with a specific version tag (e.g., "v0.1.0") from 
+    # https://github.com/kubernetes-sigs/agent-sandbox/releases to pin a version tag.
+    export VERSION="main"
+
+    pip install "git+https://github.com/kubernetes-sigs/agent-sandbox.git@${VERSION}#subdirectory=clients/python/agentic-sandbox-client"
     ```
 4. **Option 2: Install from source in editable mode:**
     ```bash