CI: add Fedora build

.github/workflows/ci_fedora.yml

@@ -0,0 +1,50 @@
+name: Linux Fedora
+
+on: [push]
+
+jobs:
+    build-linux:
+        strategy:
+            matrix:
+                include:
+                    - qt_version_major: 6
+                    - os: ubuntu-latest
+
+        runs-on: ${{matrix.os}}
+        name: build-${{matrix.os}}-qt${{matrix.qt_version_major}}
+
+        steps:
+        - name: Checkout
+          uses: actions/checkout@v2
+          with:
+              path: 'mayo'
+
+        - name: Setup Podman
+          run: |
+              sudo apt update
+              sudo apt-get -y install podman
+              podman pull fedora:40
+
+        - name: Create container and run build+tests
+          run: |
+              {
+                  echo 'FROM fedora:40'
+                  echo 'RUN dnf -y update'
+                  echo 'RUN dnf -y install xorg-x11-server-Xvfb'
+                  echo 'RUN dnf -y install make cmake git gcc-c++'
+                  echo 'RUN dnf -y install qt5-qtbase qt5-qtsvg xcb-util-cursor'
+                  echo 'RUN dnf -y install opencascade-devel'
+                  echo 'RUN dnf -y install assimp assimp-devel'
+                  echo 'RUN dnf clean all'
+                  echo 'COPY mayo mayo'
+                  echo 'WORKDIR /mayo'
+                  echo 'RUN mkdir build'
+                  echo 'RUN cd build'
+                  echo 'RUN cmake --version'
+                  echo 'RUN cmake .. -DMayo_BuildTests=ON -DMayo_BuildPluginAssimp=ON'
+                  echo 'RUN cmake --build . --config Release'
+                  echo 'RUN Xvfb $DISPLAY -screen 0 1280x1024x24 &'
+                  echo 'RUN sleep 5s'
+                  echo 'RUN ./mayo --runtests'
+              } > podmanfile
+              podman build --tag fedora40-ci -f ./podmanfile