ci: restore and update CI workflow for Linux build on ubuntu-22.04, don't set ninja generator

Author: pageldev

.github/workflows/ci.yaml

@@ -3,40 +3,29 @@ name: CI
 on: [push, pull_request]
 
 jobs:
-  # build-linux:
-  #   name: ubuntu-22.04-release
-  #   runs-on: ubuntu-22.04
-  #   env:
-  #     CMAKE_GENERATOR: Ninja
-  #     DEBIAN_FRONTEND: noninteractive
-  #   defaults:
-  #     run:
-  #       shell: bash -e -o pipefail {0}
-  #   steps:
-  #     - name: install dependencies
-  #       run: |
-  #         sudo apt update
-  #         sudo apt install -y \
-  #           build-essential \
-  #           clang-format \
-  #           cmake \
-  #           ninja-build
-  #     - name: checkout repository
-  #       uses: actions/checkout@v4
-  #     - name: configure
-  #       run: |
-  #         cmake -S . -B build \
-  #           -DCMAKE_BUILD_TYPE=Release
-  #     - name: build
-  #       run: |
-  #         cmake --build build
-  #     - name: test
-  #       run: |
-  #         cd build
-  #         ctest --output-on-failure
-  #     - name: install
-  #       run: |
-  #         sudo cmake --install build
+  build-linux:
+    name: ubuntu-22.04-release
+    runs-on: ubuntu-22.04
+    defaults:
+      run:
+        shell: bash -e -o pipefail {0}
+    steps:
+      - name: checkout repository
+        uses: actions/checkout@v4
+      - name: configure
+        run: |
+          cmake -S . -B build \
+            -DCMAKE_BUILD_TYPE=Release
+      - name: build
+        run: |
+          cmake --build build
+      - name: test
+        run: |
+          cd build
+          ctest --output-on-failure
+      - name: install
+        run: |
+          sudo cmake --install build
   build-windows:
     name: windows-2022-release
     runs-on: windows-2022