CI: Disable Ubuntu 20.04 builds

.github/workflows/build-test-distribute.yml

@@ -67,7 +67,7 @@ jobs:
       internal_build:        ${{ needs.config.outputs.internal_build == 'true' }}
       upload_artifacts:      ${{ needs.config.outputs.upload_artifacts == 'true' || needs.config.outputs.tag-build-release-windows == 'true' }}
       upload_test_artifacts: ${{ needs.config.outputs.upload_test_artifacts == 'true' }}
-      nuget_build:           ${{ needs.config.outputs.build_enable_ubuntu_x64 == 'true' && needs.config.outputs.upload_artifacts == 'true' }}
+      nuget_build:           ${{ needs.config.outputs.build_enable_linux_vcpkg == 'true' && needs.config.outputs.upload_artifacts == 'true' }}
     secrets: inherit
 
   ubuntu-arm64-build-test:
@@ -95,7 +95,6 @@ jobs:
       internal_build:        ${{ needs.config.outputs.internal_build == 'true' }}
       upload_artifacts:      ${{ needs.config.outputs.upload_artifacts == 'true' }}
       upload_test_artifacts: ${{ needs.config.outputs.upload_test_artifacts == 'true' }}
-      nuget_build_patch:     ${{ needs.config.outputs.build_enable_windows == 'true' && needs.config.outputs.upload_artifacts == 'true'}}
     secrets: inherit
 
   linux-vcpkg-build-test:
@@ -109,6 +108,7 @@ jobs:
       internal_build:        ${{ needs.config.outputs.internal_build == 'true' }}
       upload_artifacts:      ${{ needs.config.outputs.upload_artifacts == 'true' }}
       upload_test_artifacts: ${{ needs.config.outputs.upload_test_artifacts == 'true' }}
+      nuget_build_patch:     ${{ needs.config.outputs.build_enable_windows == 'true' && needs.config.outputs.upload_artifacts == 'true'}}
     secrets: inherit
 
   emscripten-build-test:
@@ -144,11 +144,11 @@ jobs:
     secrets: inherit
 
   create-nuget-package:
-    if: ${{ needs.config.outputs.upload_artifacts == 'true' && needs.config.outputs.build_enable_windows == 'true' && needs.config.outputs.build_enable_ubuntu_x64 == 'true'}}
+    if: ${{ needs.config.outputs.upload_artifacts == 'true' && needs.config.outputs.build_enable_windows == 'true' && needs.config.outputs.build_enable_linux_vcpkg == 'true' }}
     needs:
       - config
       - windows-build-test
-      - ubuntu-x64-build-test
+      - linux-vcpkg-build-test
     timeout-minutes: 20
     runs-on: windows-2022
     steps:

.github/workflows/build-test-linux-vcpkg.yml

@@ -30,6 +30,10 @@ on:
         default: true
         required: false
         type: boolean
+      nuget_build_patch:
+        default: false
+        required: false
+        type: boolean
 
 jobs:
   linux-vcpkg-build-test:
@@ -198,7 +202,6 @@ jobs:
           pytest_args: "--run-cuda=negative"
           smoke: ${{ !inputs.full_config_build && matrix.config == 'Debug' }}
           test_artifacts_path: linux-vcpkg-${{ matrix.arch }}/${{ matrix.config }}/${{ matrix.compiler }}
-          ubuntu20_arm_workaround: ${{ inputs.mrbind && matrix.arch == 'arm64' }}
           upload_test_artifacts: ${{ inputs.upload_test_artifacts }}
 
       - name: Create Package
@@ -253,3 +256,20 @@ jobs:
           artifact_path: ${{ github.workspace }}
           artifact_glob: meshlib_linux-vcpkg-${{ matrix.arch }}.tar.xz
           stats_file_suffix: -${{ steps.collect-runner-stats.outputs.job_id }}
+
+      - name: Create and fix fake Wheel for NuGet
+        if: ${{ inputs.nuget_build_patch && matrix.arch == 'x64' && matrix.compiler == 'Clang 19' && matrix.config == 'Release' }}
+        shell: bash
+        run: |
+          python3 -m venv ./wheel_venv
+          source ./wheel_venv/bin/activate
+          python3 -m pip install auditwheel patchelf
+          python3 ./scripts/nuget_patch/patch_library_deps.py "./build/Release/bin/libMRMeshC.so" "./patched_content/"
+
+      - name: Upload NuGet files to Artifacts
+        if: ${{ inputs.nuget_build_patch && matrix.arch == 'x64' && matrix.compiler == 'Clang 19' && matrix.config == 'Release' }}
+        uses: actions/upload-artifact@v5
+        with:
+          name: DotNetPatchArchiveLinux-x64
+          path: ./patched_content/*
+          retention-days: 1

.github/workflows/build-test-ubuntu-arm64.yml

@@ -1,4 +1,4 @@
-name: Build and test on arm64 ubuntu20 and ubuntu22
+name: Build and test Ubuntu arm64
 
 on:
   workflow_call:
@@ -41,14 +41,9 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ ubuntu20, ubuntu22, ubuntu24 ]
+        os: [ ubuntu22, ubuntu24 ]
         config: [ Release ]
         include:
-          - os: ubuntu20
-            compiler: clang
-            cxx-compiler: /usr/bin/clang++-11
-            c-compiler: /usr/bin/clang-11
-            cxx-standard: 20
           - os: ubuntu22
             compiler: clang
             cxx-compiler: /usr/bin/clang++-14
@@ -106,7 +101,7 @@ jobs:
           ln -s /usr/local/lib/meshlib-thirdparty-lib/include ./include
 
       - name: Install MRBind
-        if: ${{ ( inputs.mrbind && matrix.os != 'ubuntu20' ) || inputs.mrbind_c }}
+        if: ${{ inputs.mrbind || inputs.mrbind_c }}
         run: scripts/mrbind/install_mrbind_ubuntu.sh
 
       - name: Create virtualenv
@@ -145,7 +140,7 @@ jobs:
           MR_CMAKE_OPTIONS: >
             -DMR_CXX_STANDARD=${{ matrix.cxx-standard }}
             -DMR_PCH_USE_EXTRA_HEADERS=ON
-            -DMESHLIB_BUILD_MRMESH_PY_LEGACY=${{ fromJSON('["ON", "OFF"]')[inputs.mrbind && matrix.os != 'ubuntu20'] }}
+            -DMESHLIB_BUILD_MRMESH_PY_LEGACY=${{ fromJSON('["ON", "OFF"]')[inputs.mrbind] }}
             -DMESHLIB_BUILD_GENERATED_C_BINDINGS=${{ fromJSON('["OFF", "ON"]')[inputs.mrbind_c] }}
             -DMRVIEWER_NO_XDG_DESKTOP_PORTAL=ON
 

.github/workflows/build-test-ubuntu-x64.yml

@@ -33,10 +33,6 @@ on:
         default: true
         required: false
         type: boolean
-      nuget_build_patch:
-        default: false
-        required: false
-        type: boolean
 
 jobs:
   ubuntu-x64-build-test:
@@ -84,7 +80,7 @@ jobs:
           ln -s /usr/local/lib/meshlib-thirdparty-lib/include ./include
 
       - name: Install MRBind
-        if: ${{ ( inputs.mrbind && matrix.os != 'ubuntu20' ) || inputs.mrbind_c }}
+        if: ${{ inputs.mrbind || inputs.mrbind_c }}
         run: scripts/mrbind/install_mrbind_ubuntu.sh
 
       - name: Create virtualenv
@@ -117,7 +113,7 @@ jobs:
             -DMR_CXX_STANDARD=${{ matrix.cxx-standard }}
             -DMESHLIB_BUILD_MRCUDA=${{ matrix.build_mrcuda }}
             -DMR_PCH_USE_EXTRA_HEADERS=ON
-            -DMESHLIB_BUILD_MRMESH_PY_LEGACY=${{ fromJSON('["ON", "OFF"]')[inputs.mrbind && matrix.os != 'ubuntu20'] }}
+            -DMESHLIB_BUILD_MRMESH_PY_LEGACY=${{ fromJSON('["ON", "OFF"]')[inputs.mrbind] }}
             -DMESHLIB_BUILD_GENERATED_C_BINDINGS=${{ fromJSON('["OFF", "ON"]')[inputs.mrbind_c] }}
             -DMRVIEWER_NO_XDG_DESKTOP_PORTAL=ON
 
@@ -231,20 +227,3 @@ jobs:
           artifact_path: ${{ github.workspace }}
           artifact_glob: meshlib_${{matrix.os}}-dev.deb
           stats_file_suffix: -${{ steps.collect-runner-stats.outputs.job_id }}
-
-      - name: Create and fix fake Wheel for NuGet
-        if: ${{ inputs.nuget_build_patch && matrix.os == 'ubuntu20' && matrix.upload_release == 'ON' && matrix.compiler == 'GCC' && matrix.config == 'Release' }}
-        shell: bash
-        run: |
-          python3 -m venv ./wheel_venv
-          source ./wheel_venv/bin/activate
-          python3 -m pip install auditwheel
-          python3 ./scripts/nuget_patch/patch_library_deps.py "./build/Release/bin/libMRMeshC.so" "./patched_content/"
-
-      - name: Upload NuGet files to Artifacts
-        if: ${{ inputs.nuget_build_patch && matrix.os == 'ubuntu20' && matrix.upload_release == 'ON' && matrix.compiler == 'GCC' && matrix.config == 'Release' }}
-        uses: actions/upload-artifact@v5
-        with:
-          name: DotNetPatchArchiveLinux-x64
-          path: ./patched_content/*
-          retention-days: 1

.github/workflows/config.yml

@@ -139,7 +139,7 @@ jobs:
         with:
           filters: |
             src:
-              - 'docker/(ubuntu20|ubuntu22|ubuntu24|emscripten)Dockerfile'
+              - 'docker/(ubuntu22|ubuntu24|emscripten)Dockerfile'
               - 'requirements/(ubuntu|distribution_python).txt'
               - 'scripts/build_thirdparty.sh'
               - 'scripts/install_apt_requirements.sh'

.github/workflows/matrix/ubuntu-x64-full-config.json

@@ -1,45 +1,5 @@
 {
   "include": [
-    {
-      "os": "ubuntu20",
-      "config": "Debug",
-      "compiler": "Clang",
-      "cxx-compiler": "/usr/bin/clang++-11",
-      "c-compiler": "/usr/bin/clang-11",
-      "cxx-standard": 20,
-      "build_mrcuda": "ON",
-      "upload_release": "OFF"
-    },
-    {
-      "os": "ubuntu20",
-      "config": "Debug",
-      "compiler": "GCC",
-      "cxx-compiler": "/usr/bin/g++-10",
-      "c-compiler": "/usr/bin/gcc-10",
-      "cxx-standard": 20,
-      "build_mrcuda": "ON",
-      "upload_release": "OFF"
-    },
-    {
-      "os": "ubuntu20",
-      "config": "Release",
-      "compiler": "Clang",
-      "cxx-compiler": "/usr/bin/clang++-11",
-      "c-compiler": "/usr/bin/clang-11",
-      "cxx-standard": 20,
-      "build_mrcuda": "ON",
-      "upload_release": "OFF"
-    },
-    {
-      "os": "ubuntu20",
-      "config": "Release",
-      "compiler": "GCC",
-      "cxx-compiler": "/usr/bin/g++-10",
-      "c-compiler": "/usr/bin/gcc-10",
-      "cxx-standard": 20,
-      "build_mrcuda": "ON",
-      "upload_release": "ON"
-    },
     {
       "os": "ubuntu22",
       "config": "Debug",

.github/workflows/matrix/ubuntu-x64-minimal-config.json

@@ -1,15 +1,5 @@
 {
   "include": [
-    {
-      "os": "ubuntu20",
-      "config": "Release",
-      "compiler": "GCC",
-      "cxx-compiler": "/usr/bin/g++-10",
-      "c-compiler": "/usr/bin/gcc-10",
-      "cxx-standard": 20,
-      "build_mrcuda": "ON",
-      "upload_release": "ON"
-    },
     {
       "os": "ubuntu22",
       "config": "Release",

.github/workflows/prepare-images.yml

@@ -41,7 +41,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        distro: [ ubuntu20, ubuntu22, ubuntu24, emscripten ]
+        distro: [ ubuntu22, ubuntu24, emscripten ]
         arch: [ x64, arm64 ]
         exclude:
           - distro: emscripten

.github/workflows/test-distribution.yml

@@ -32,13 +32,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ "ubuntu:20.04", "ubuntu:22.04", "ubuntu:24.04" ]
+        os: [ "ubuntu:22.04", "ubuntu:24.04" ]
         include:
-          - os: "ubuntu:20.04"
-            name: "ubuntu20"
-            compiler: clang-11
-            c-compiler: /usr/bin/clang-11
-            cxx-compiler: /usr/bin/clang++-11
           - os: "ubuntu:22.04"
             name: "ubuntu22"
             compiler: clang-14
@@ -139,13 +134,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ "ubuntu:20.04", "ubuntu:22.04", "ubuntu:24.04" ]
+        os: [ "ubuntu:22.04", "ubuntu:24.04" ]
         include:
-          - os: "ubuntu:20.04"
-            name: "ubuntu20"
-            compiler: clang-11
-            c-compiler: /usr/bin/clang-11
-            cxx-compiler: /usr/bin/clang++-11
           - os: "ubuntu:22.04"
             name: "ubuntu22"
             compiler: clang-14