Add TCK CI job

Author: kabir

.github/workflows/run-tck.yml

@@ -3,17 +3,19 @@ name: Run TCK
 on:
   # Handle all branches for now
   push:
-#    branches:
-#      - main
+    branches:
+      - main
   pull_request:
-#    branches:
-#      - main
+    branches:
+      - main
 
 env:
   # Tag of the TCK
   TCK_VERSION: 0.2.3
   # Tells astral-sh/setup-uv@v5 to not need a venv, and instead use system
   UV_SYSTEM_PYTHON: 1
+  # Version of uv
+  UV_VERSION: "0.7.19"
 
 # Only run the latest job
 concurrency:
@@ -33,7 +35,7 @@ jobs:
       with:
         repository: maeste/a2a-tck
         path: a2a-tck
-        ref: ${{env.TCK_VERSION}}
+        ref: ${{ env.TCK_VERSION }}
     - name: Set up JDK 17
       uses: actions/setup-java@v4
       with:
@@ -44,7 +46,7 @@ jobs:
       uses: astral-sh/setup-uv@v5
       with:
         # Install a specific version of uv.
-        version: "0.7.19"
+        version: ${{ env.UV_VERSION }}
         enable-cache: true
     - name: Set up Python
       uses: actions/setup-python@v5