[CI] Dockerize Ubuntu builds

Author: aobolensk

.github/workflows/ubuntu.yml

@@ -4,6 +4,7 @@ on:
 jobs:
   gcc-build:
     runs-on: ${{ matrix.os }}
+    container: ghcr.io/learning-process/ppc-ubuntu:latest
     strategy:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
@@ -14,8 +15,6 @@ jobs:
           submodules: recursive
       - name: Setup environment
         run: |
-          sudo apt-get update
-          sudo apt-get install --no-install-recommends -y gcc-14 g++-14 ninja-build libmpich-dev libomp-dev valgrind
           python3 -m pip install -r requirements.txt
       - name: ccache
         uses: hendrikmuhs/ccache-action@v1.2
@@ -57,15 +56,14 @@ jobs:
     needs:
       - gcc-build
     runs-on: ${{ matrix.os }}
+    container: ghcr.io/learning-process/ppc-ubuntu:latest
     strategy:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
     steps:
       - uses: actions/checkout@v4
       - name: Setup environment
         run: |
-          sudo apt-get update
-          sudo apt-get install --no-install-recommends -y gcc-14 g++-14 ninja-build libmpich-dev libomp-dev valgrind
           python3 -m pip install -r requirements.txt
       - name: Download installed package
         uses: actions/download-artifact@v4
@@ -87,15 +85,14 @@ jobs:
     needs:
       - gcc-test
     runs-on: ${{ matrix.os }}
+    container: ghcr.io/learning-process/ppc-ubuntu:latest
     strategy:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
     steps:
       - uses: actions/checkout@v4
       - name: Setup environment
         run: |
-          sudo apt-get update
-          sudo apt-get install --no-install-recommends -y gcc-14 g++-14 ninja-build libmpich-dev libomp-dev valgrind
           python3 -m pip install -r requirements.txt
       - name: Download installed package
         uses: actions/download-artifact@v4
@@ -111,20 +108,14 @@ jobs:
           PPC_NUM_PROC: 1
   clang-build:
     runs-on: ${{ matrix.os }}
+    container: ghcr.io/learning-process/ppc-ubuntu:latest
     strategy:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
     steps:
       - uses: actions/checkout@v4
         with:
           submodules: recursive
-      - name: Setup environment
-        run: |
-          sudo apt-get update
-          sudo apt-get install --no-install-recommends -y ninja-build libmpich-dev python3-pip valgrind
-          wget https://apt.llvm.org/llvm.sh
-          chmod u+x llvm.sh
-          sudo ./llvm.sh 20 all
       - name: ccache
         uses: hendrikmuhs/ccache-action@v1.2
         with:
@@ -157,18 +148,12 @@ jobs:
     needs:
       - clang-build
     runs-on: ${{ matrix.os }}
+    container: ghcr.io/learning-process/ppc-ubuntu:latest
     strategy:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
     steps:
       - uses: actions/checkout@v4
-      - name: Setup environment
-        run: |
-          sudo apt-get update
-          sudo apt-get install --no-install-recommends -y ninja-build libmpich-dev python3-pip valgrind
-          wget https://apt.llvm.org/llvm.sh
-          chmod u+x llvm.sh
-          sudo ./llvm.sh 20 all
       - name: Download installed package
         uses: actions/download-artifact@v4
         with:
@@ -189,18 +174,12 @@ jobs:
     needs:
       - clang-test
     runs-on: ${{ matrix.os }}
+    container: ghcr.io/learning-process/ppc-ubuntu:latest
     strategy:
       matrix:
         os: ["ubuntu-24.04", "ubuntu-24.04-arm"]
     steps:
       - uses: actions/checkout@v4
-      - name: Setup environment
-        run: |
-          sudo apt-get update
-          sudo apt-get install --no-install-recommends -y ninja-build libmpich-dev python3-pip valgrind
-          wget https://apt.llvm.org/llvm.sh
-          chmod u+x llvm.sh
-          sudo ./llvm.sh 20 all
       - name: Download installed package
         uses: actions/download-artifact@v4
         with:
@@ -217,21 +196,14 @@ jobs:
     needs:
       - clang-build
     runs-on: ${{ matrix.os }}
+    container: ghcr.io/learning-process/ppc-ubuntu:latest
     strategy:
       matrix:
         os: ["ubuntu-24.04"]
     steps:
       - uses: actions/checkout@v4
         with:
           submodules: recursive
-      - name: Setup environment
-        run: |
-          sudo apt-get update
-          sudo apt-get install --no-install-recommends -y ninja-build python3-pip \
-              openmpi-bin openmpi-common libopenmpi-dev
-          wget https://apt.llvm.org/llvm.sh
-          chmod u+x llvm.sh
-          sudo ./llvm.sh 20 all
       - name: ccache
         uses: hendrikmuhs/ccache-action@v1.2
         with:
@@ -266,19 +238,12 @@ jobs:
     needs:
       - clang-sanitizer-build
     runs-on: ${{ matrix.os }}
+    container: ghcr.io/learning-process/ppc-ubuntu:latest
     strategy:
       matrix:
         os: ["ubuntu-24.04"]
     steps:
       - uses: actions/checkout@v4
-      - name: Setup environment
-        run: |
-          sudo apt-get update
-          sudo apt-get install --no-install-recommends -y ninja-build python3-pip valgrind \
-              openmpi-bin openmpi-common libopenmpi-dev
-          wget https://apt.llvm.org/llvm.sh
-          chmod u+x llvm.sh
-          sudo ./llvm.sh 20 all
       - name: Download installed package
         uses: actions/download-artifact@v4
         with:
@@ -305,19 +270,12 @@ jobs:
     needs:
       - clang-sanitizer-test
     runs-on: ${{ matrix.os }}
+    container: ghcr.io/learning-process/ppc-ubuntu:latest
     strategy:
       matrix:
         os: ["ubuntu-24.04"]
     steps:
       - uses: actions/checkout@v4
-      - name: Setup environment
-        run: |
-          sudo apt-get update
-          sudo apt-get install --no-install-recommends -y ninja-build python3-pip valgrind \
-              openmpi-bin openmpi-common libopenmpi-dev
-          wget https://apt.llvm.org/llvm.sh
-          chmod u+x llvm.sh
-          sudo ./llvm.sh 20 all
       - name: Download installed package
         uses: actions/download-artifact@v4
         with:
@@ -336,15 +294,11 @@ jobs:
       - gcc-test-extended
       - clang-test-extended
     runs-on: ubuntu-24.04
+    container: ghcr.io/learning-process/ppc-ubuntu:latest
     steps:
       - uses: actions/checkout@v4
         with:
           submodules: recursive
-      - name: Setup environment
-        run: |
-          sudo apt-get update
-          sudo apt-get install --no-install-recommends -y \
-            gcc-14 g++-14 ninja-build libmpich-dev libomp-dev valgrind gcovr
       - name: ccache
         uses: hendrikmuhs/ccache-action@v1.2
         with: