feat: add lint gh action

Author: mtrinell

Diff for: .github/workflows/ci-test.yaml

@@ -0,0 +1,23 @@
+name: ci-test
+on: [ push, pull_request ]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+      - name: Install Poetry
+        uses: abatilo/actions-poetry@v3
+        with:
+          poetry-version: "2.1.1"
+      - name: Install Dependencies
+        run: |
+          poetry install
+      # Update output format to enable automatic inline annotations.
+      - name: Lint check
+        run: poetry run ruff check --output-format=github .
+      - name: Unit test
+        run: poetry run pytest

Diff for: .github/workflows/lint.yaml

@@ -0,0 +1,8 @@
+name: lint-check
+on: [ push, pull_request ]
+jobs:
+  lint-check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: astral-sh/ruff-action@v3

Diff for: README.md

@@ -2,6 +2,7 @@
 
 [![Release](https://img.shields.io/github/v/release/agntcy/workflow-srv?display_name=tag)](CHANGELOG.md)
 [![Contributor-Covenant](https://img.shields.io/badge/Contributor%20Covenant-2.1-fbab2c.svg)](CODE_OF_CONDUCT.md)
+[![Lint](https://github.com/agntcy/workflow-srv/actions/workflows/ci-test.yaml/badge.svg?branch=PUCCINI-270-lint-gha)](https://github.com/agntcy/workflow-srv/actions/workflows/ci-test.yaml?query=branch%3Amain)
 
 The Agent Workflow Server (AgWS) enables participation in the Internet of Agents [(IoA)](https://docs.agntcy.org/). It accommodates AI Agents from diverse frameworks and exposes them through Agent Connect Protocol [(ACP)](https://github.com/agntcy/acp-spec), regardless of their underlying implementation.