ci: Use uv based workflow

.github/workflows/pymarkdownlnt.yml

@@ -15,16 +15,22 @@ permissions:  # added using https://github.com/step-security/secure-workflows
 
 jobs:
   lint-markdown:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     name: Lint Markdown
     steps:
-      - name: Set up Python
-        uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
+      - name: Install uv
+        uses: astral-sh/setup-uv@887a942a15af3a7626099df99e897a18d9e5ab3a # v5.1.0
         with:
-          python-version: 3.12 #install the python needed
+          version: "0.5.15"
       - name: checkout repo content
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: Install and run linter
         run: |-
-          python3 -m pip install --require-hashes -r tools/requirements.txt
+          sudo apt-get install python3-poetry-plugin-export
+          cd tools
+          uv venv
+          . .venv/bin/activate
+          poetry export --format requirements.txt --output requirements.txt
+          uv pip install --require-hashes -r requirements.txt
+          cd ..
           pymarkdownlnt scan */*.md

tools/pyproject.toml

@@ -1,10 +1,10 @@
 [tool.poetry]
-name = "at-protocol-tools"
-version = "0.1.1"
-description = ""
+name = "at-github-tools"
+version = "0.2.0"
+description = "Minimal project file to install pymarkdownlnt"
 authors = ["Chris Swan <@cpswan>"]
 readme = "README.md"
-packages = [{include = "at_protocol_tools"}]
+packages = [{include = "at_github_tools"}]
 
 [tool.poetry.dependencies]
 python = "^3.8"