Fix attempt #4

Author: DanTCA1

.github/workflows/main.yml

@@ -39,14 +39,18 @@ jobs:
               id: update_lib
               run: |
                   if ! (
-                      sudo apt-get -o Acquire::ForceIPv4=true update -y || apt-get -o Acquire::ForceIPv4=true update -y
-                      sudo apt-get -o Acquire::ForceIPv4=true install software-properties-common wget -y || apt-get -o Acquire::ForceIPv4=true install software-properties-common wget -y
-                      for i in {1..5}; do 
-                          (sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y || add-apt-repository ppa:ubuntu-toolchain-r/test -y) && 
-                          (sudo apt-get -o Acquire::ForceIPv4=true update -y || apt-get -o Acquire::ForceIPv4=true update -y) && 
-                          (sudo apt-get -o Acquire::ForceIPv4=true install --only-upgrade libstdc++6 -y || apt-get -o Acquire::ForceIPv4=true install --only-upgrade libstdc++6 -y) && break || sleep 15
-                      done
+                      wget "http://mirrors.kernel.org/ubuntu/pool/main/g/gcc-13/libstdc++6_13.2.0-23ubuntu4_amd64.deb" -O libstdc++6.deb || 
+                      wget "http://archive.ubuntu.com/ubuntu/pool/main/g/gcc-13/libstdc++6_13.2.0-23ubuntu4_amd64.deb" -O libstdc++6.deb
                   ); then
+                      echo "::warning::Could not download libstdc++6 manually. Passing step and skipping remainder of job."
+                      echo "**Notice:** Could not validate the commit (failed to download libstdc++ manually due to network timeouts). The rest of the job has been skipped." >> "$GITHUB_STEP_SUMMARY"
+                      echo "SKIP_JOB=true" >> "$GITHUB_ENV"
+                      exit 0
+                  fi
+                  sudo dpkg -i libstdc++6.deb || true
+                  # Optional: also grab the libgcc_s1 dependency frequently needed by gcc-13
+                  wget "http://mirrors.kernel.org/ubuntu/pool/main/g/gcc-13/libgcc-s1_13.2.0-23ubuntu4_amd64.deb" -O libgcc.deb || true
+                  sudo dpkg -i libgcc.deb || true
                       echo "::warning::Could not update libstdc++ from Launchpad (network timeout). Passing step and skipping remainder of job."
                       echo "**Notice:** Could not validate the commit (failed to update libstdc++ due to apt network timeouts). The rest of the job has been skipped." >> "$GITHUB_STEP_SUMMARY"
                       echo "SKIP_JOB=true" >> "$GITHUB_ENV"