Update workflows to use uv

Signed-off-by: Samuel Monson <smonson@redhat.com>

Author: sjmonson

.github/actions/run-tox/action.yml

@@ -1,5 +1,5 @@
 name: 'Run tox with environment'
-description: 'Runs tox with pdm as the package manager'
+description: 'Runs tox with uv as the package manager'
 inputs:
   python-version:
     type: string
@@ -13,8 +13,8 @@ inputs:
 runs:
   using: "composite"
   steps:
-    - name: Setup Python with PDM
-      uses: pdm-project/setup-pdm@v4
+    - name: Setup Python with UV
+      uses: astral-sh/setup-uv@v7
       with:
         python-version: ${{ inputs.python-version }}
     - name: Install system dependencies
@@ -23,11 +23,11 @@ runs:
       shell: bash
     - name: Install dependencies
       run: |
-        pip install tox tox-pdm
+        uv pip install tox tox-uv
       shell: bash
     - name: Run tox
       run: |
-        tox run -e "${{ inputs.tox-env }}" -- ${{ inputs.tox-args }} || ret=$?
+        tox run --runner uv-venv-lock-runner -e "${{ inputs.tox-env }}" -- ${{ inputs.tox-args }} || ret=$?
         # errno 5 means all tests were filtered out, ignore
         [[ "${ret:=0}" -eq 5 ]] && exit 0; exit $ret
       shell: bash

.github/workflows/nightly.yml

@@ -29,13 +29,13 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - name: Set up Python
-        uses: pdm-project/setup-pdm@v4
+      - name: Setup Python with UV
+        uses: astral-sh/setup-uv@v7
         with:
           python-version: ${{ matrix.python }}
       - name: Install dependencies
         run: |
-          pip install tox tox-pdm
+          uv pip install tox tox-pdm
       - name: Build the package
         run: |
           export GUIDELLM_BUILD_TYPE=nightly

.github/workflows/release-candidate.yml

@@ -28,13 +28,13 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - name: Set up Python
-        uses: pdm-project/setup-pdm@v4
+      - name: Setup Python with UV
+        uses: astral-sh/setup-uv@v7
         with:
           python-version: ${{ matrix.python }}
       - name: Install dependencies
         run: |
-          pip install tox tox-pdm
+          uv pip install tox tox-pdm
       - name: Build the package
         run: |
           export GUIDELLM_BUILD_TYPE=candidate

.github/workflows/release.yml

@@ -27,13 +27,13 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - name: Set up Python
-        uses: pdm-project/setup-pdm@v4
+      - name: Setup Python with UV
+        uses: astral-sh/setup-uv@v7
         with:
           python-version: ${{ matrix.python }}
       - name: Install dependencies
         run: |
-          pip install tox tox-pdm
+          uv pip install tox tox-pdm
       - name: Build the package
         run: |
           export GUIDELLM_BUILD_TYPE=release