Added Github release workflow.

Author: nightjarrr

.github/workflows/release.yml

@@ -0,0 +1,60 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - "v*"
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v6
+        with:
+          enable-cache: true
+
+      - name: Install Python
+        run: uv python install
+
+      - name: Install project dependencies
+        run: uv sync --all-extras --dev
+
+      - name: Install CLI tools
+        run: sudo apt-get install -y --no-install-recommends rawtherapee imagemagick ffmpeg
+
+      - name: Run tests
+        run: uv run pytest
+
+  build:
+    needs: test          # skipped entirely if test job fails
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write    # required to create a GitHub Release
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0    # IMPORTANT: full history so hatch-vcs can read the tag
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v6
+        with:
+          enable-cache: true
+
+      - name: Install Python
+        run: uv python install
+
+      - name: Build package
+        run: uv build
+
+      - name: Create GitHub Release
+        uses: softprops/action-gh-release@v2
+        with:
+          files: dist/*
+          generate_release_notes: true