WIP: Add build and test workflow

.github/workflows/release.yml

@@ -0,0 +1,21 @@
+name: Release
+on: 
+  release: 
+    types: [published]
+
+jobs:
+  ubuntu:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install dependencies
+        run: sudo apt install build-essential cmake python3 python3-dev python3-pybind11 pybind11-dev autoconf intltool libtool automake libgmp-dev libmpfr-dev libcurl4-openssl-dev libicu-dev libxml2-dev clang python3-pytest
+      - name: Build
+        run: |
+          mkdir build && cd build
+          cmake -DUSE_SYSTEM_LIBQALCULATE=OFF ..
+          make -j $(nproc)
+      - uses: softprops/action-gh-release@v2
+        with:
+          files: ./build/qalculate*.whl
+      - run: pytest