add build step

.github/workflows/build.yml

@@ -0,0 +1,59 @@
+name: Build plm-local
+
+# this is important for trusted publishing
+permissions:
+  id-token: write
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    strategy:
+      matrix:
+        include:
+          # - { target: linux-64, os: ubuntu-20.04 }
+          # - { target: win-64, os: windows-latest }
+          # force older macos-13 to get x86_64 runners
+          # - { target: osx-64, os: macos-13 }
+          - { target: osx-arm64, os: macos-14 }
+      fail-fast: false
+
+    name: ${{ matrix.target }}
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 2
+
+      - uses: prefix-dev/[email protected]
+        with:
+          pixi-version: v0.39.0
+
+      - name: Add .pixi/envs/default/bin to the $PATH
+        shell: bash
+        run: |
+          echo "$(pwd)/.pixi/envs/default/bin" >> $GITHUB_PATH
+
+      - name: Run code in changed subdirectories
+        shell: bash
+        run: |
+          rattler-build build --recipe-dir . \
+            --skip-existing=all --target-platform=${{ matrix.target }} \
+            -c conda-forge -c https://prefix.dev/protein-language-models
+
+      - name: Upload all packages
+        shell: bash
+        # do not upload on PR
+        if: github.event_name == 'push'
+        run: |
+          # uses trusted publishers for the upload
+          for file in output/**/*.conda; do
+            rattler-build upload prefix -c protein-language-models "$file"
+          done