[CICD] github workflow to push nightly package to testpypi

.github/workflows/publish-to-test-pypi.yml

@@ -0,0 +1,106 @@
+name: Publish Python 🐍 distribution 📦 to TestPyPI
+
+on:
+  workflow_dispatch:  # Keep manual trigger
+    inputs:
+      rc_version:
+        description: 'RC version number (e.g., 1, 2, 3)'
+        required: true
+        type: string
+  schedule:
+    - cron: "0 0 * * *"  # Run every day at midnight
+
+jobs:
+  trigger-client-and-models-build:
+    name: Trigger llama-stack-client and llama-models build
+    runs-on: ubuntu-latest
+    steps:
+    - name: Get date
+      id: date
+      run: echo "date=$(date +'%Y%m%d')" >> $GITHUB_OUTPUT
+    - name: Compute version based on dispatch event
+      id: version
+      run: |
+        # Read base version from pyproject.toml
+        if [ "${{ github.event_name }}" = "schedule" ]; then
+          echo "version=.dev${{ steps.date.outputs.date }}" >> $GITHUB_OUTPUT
+        elif [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
+          echo "version=rc${{ inputs.rc_version }}" >> $GITHUB_OUTPUT
+        else
+          echo "version=.dev$(shuf -i 10000000-99999999 -n 1)" >> $GITHUB_OUTPUT
+        fi
+    - name: Trigger llama-stack-client workflow
+      uses: peter-evans/repository-dispatch@v2
+      with:
+        token: ${{ secrets.PAT_TOKEN }}
+        repository: meta-llama/llama-stack-client-python
+        event-type: build-client-package
+        client-payload: '{"source": "llama-stack-nightly", "version": "${{ steps.version.outputs.version }}"}'
+    - name: Trigger llama-models workflow
+      uses: peter-evans/repository-dispatch@v2
+      with:
+        token: ${{ secrets.PAT_TOKEN }}
+        repository: meta-llama/llama-models
+        event-type: build-models-package
+        client-payload: '{"source": "llama-stack-nightly", "version": "${{ steps.version.outputs.version }}"}'
+    outputs:
+      version: ${{ steps.version.outputs.version }}
+
+  build:
+    name: Build distribution 📦
+    needs: trigger-client-and-models-build  # Wait for client build to complete
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        persist-credentials: false
+    - name: Get date
+      id: date
+      run: echo "date=$(date +'%Y%m%d')" >> $GITHUB_OUTPUT
+    - name: Update version for nightly
+      run: |
+        sed -i 's/version="\([^"]*\)"/version="\1${{ needs.trigger-client-and-models-build.outputs.version }}"/' setup.py
+        sed -i 's/llama-stack-client>=\([^"]*\)/llama-stack-client==\1${{ needs.trigger-client-and-models-build.outputs.version }}/' requirements.txt
+        sed -i 's/llama-models>=\([^"]*\)/llama-models==\1${{ needs.trigger-client-and-models-build.outputs.version }}/' requirements.txt
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: "3.11"
+    - name: Install pypa/build
+      run: >-
+        python3 -m
+        pip install
+        build
+        --user
+    - name: Build a binary wheel and a source tarball
+      run: python3 -m build
+    - name: Store the distribution packages
+      uses: actions/upload-artifact@v4
+      with:
+        name: python-package-distributions
+        path: dist/
+
+  publish-to-testpypi:
+    name: Publish Python 🐍 distribution 📦 to TestPyPI
+    needs:
+    - build
+    runs-on: ubuntu-latest
+
+    environment:
+      name: testrelease
+      url: https://test.pypi.org/p/llama-stack
+
+    permissions:
+      id-token: write  # IMPORTANT: mandatory for trusted publishing
+
+    steps:
+    - name: Download all the dists
+      uses: actions/download-artifact@v4
+      with:
+        name: python-package-distributions
+        path: dist/
+    - name: Publish distribution 📦 to TestPyPI
+      uses: pypa/gh-action-pypi-publish@release/v1
+      with:
+        repository-url: https://test.pypi.org/legacy/