Make Linux action to use the pre-set entrypoint

.github/workflows/linux.yml

@@ -43,15 +43,6 @@ jobs:
   linux:
     name: Rocky Linux 8
     runs-on: ubuntu-latest
-    container:
-      image: ghcr.io/${{ github.repository }}/centos_env
-      credentials:
-        username: ${{ github.actor }}
-        password: ${{ secrets.GITHUB_TOKEN }}
-
-    defaults:
-      run:
-        shell: scl enable gcc-toolset-12 -- bash --noprofile --norc -eo pipefail {0}
 
     strategy:
       matrix:
@@ -75,12 +66,13 @@ jobs:
 
       - name: First set up.
         run: |
-          gcc --version
+          echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u $ --password-stdin
-          ln -s /usr/src/Libraries
+          docker pull ghcr.io/$GITHUB_REPOSITORY/centos_env
+          docker tag ghcr.io/$GITHUB_REPOSITORY/centos_env tdesktop:centos_env
 
       - name: Telegram Desktop build.
         run: |
-          cd $REPO_NAME/Telegram
+          cd $REPO_NAME
 
           DEFINE=""
           if [ -n "${{ matrix.defines }}" ]; then
@@ -91,7 +83,11 @@ jobs:
             echo "ARTIFACT_NAME=Telegram" >> $GITHUB_ENV
           fi
 
-          ./configure.sh \
+          docker run --rm \
+          -v $PWD:/usr/src/tdesktop \
+          -e DEBUG=1 \
+          tdesktop:centos_env \
+          /usr/src/tdesktop/Telegram/build/docker/centos_env/build.sh \
           -D CMAKE_C_FLAGS_DEBUG="" \
           -D CMAKE_CXX_FLAGS_DEBUG="" \
           -D CMAKE_C_FLAGS="-Werror" \
@@ -101,8 +97,6 @@ jobs:
           -D DESKTOP_APP_DISABLE_CRASH_REPORTS=OFF \
           $DEFINE
 
-          cmake --build ../out --config Debug --parallel
-
       - name: Check.
         run: |
           filePath="$REPO_NAME/out/Debug/Telegram"