Update some workflows to newer Ubuntu versions (#14668)

.github/workflows/android.yml

@@ -29,13 +29,13 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
     - uses: actions/checkout@v4
     - name: Install deps
       run: |
         sudo apt-get update
-        sudo apt-get install -y --no-install-recommends gettext openjdk-11-jdk-headless
+        sudo apt-get install -y --no-install-recommends gettext openjdk-17-jdk-headless
     - name: Build AAB with Gradle
       # We build an AAB as well for uploading to the the Play Store.
       run: cd android; ./gradlew bundlerelease

.github/workflows/linux.yml

@@ -57,21 +57,21 @@ jobs:
           ./bin/minetest --run-unittests
 
   # Current gcc version
-  gcc_12:
-    runs-on: ubuntu-22.04
+  gcc_14:
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
       - name: Install deps
         run: |
           source ./util/ci/common.sh
-          install_linux_deps g++-12 libluajit-5.1-dev
+          install_linux_deps g++-14 libluajit-5.1-dev
 
       - name: Build
         run: |
           ./util/ci/build.sh
         env:
-          CC: gcc-12
-          CXX: g++-12
+          CC: gcc-14
+          CXX: g++-14
 
       - name: Test
         run: |
@@ -103,21 +103,21 @@ jobs:
           ./bin/minetest --run-unittests
 
   # Current clang version
-  clang_14:
-    runs-on: ubuntu-22.04
+  clang_18:
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
       - name: Install deps
         run: |
           source ./util/ci/common.sh
-          install_linux_deps clang-14 lldb
+          install_linux_deps clang-18 lldb
 
       - name: Build
         run: |
           ./util/ci/build.sh
         env:
-          CC: clang-14
-          CXX: clang++-14
+          CC: clang-18
+          CXX: clang++-18
 
       - name: Test
         run: |
@@ -128,27 +128,26 @@ jobs:
           ./util/test_multiplayer.sh
 
   # Build with prometheus-cpp (server-only)
-  clang_9_prometheus:
-    name: "clang_9 (PROMETHEUS=1)"
-    runs-on: ubuntu-20.04
+  clang_11_prometheus:
+    name: "clang_11 (PROMETHEUS=1)"
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v4
       - name: Install deps
         run: |
           source ./util/ci/common.sh
-          install_linux_deps clang-9
+          install_linux_deps clang-11
 
       - name: Build prometheus-cpp
-        run: |
-          ./util/ci/build_prometheus_cpp.sh
+        run: ./util/ci/build_prometheus_cpp.sh
 
       - name: Build
         run: |
           ./util/ci/build.sh
         env:
-          CC: clang-9
-          CXX: clang++-9
-          CMAKE_FLAGS: "-DENABLE_PROMETHEUS=1 -DBUILD_CLIENT=0"
+          CC: clang-11
+          CXX: clang++-11
+          CMAKE_FLAGS: "-DENABLE_PROMETHEUS=1 -DBUILD_CLIENT=0 -DENABLE_CURSES=0"
 
       - name: Test
         run: |

.github/workflows/lua.yml

@@ -17,7 +17,7 @@ jobs:
   # Note that the integration tests are also run in build.yml, but only when C++ code is changed.
   integration_tests:
     name: "Compile and run multiplayer tests"
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
     - uses: actions/checkout@v4
     - name: Install deps
@@ -39,7 +39,7 @@ jobs:
 
   luacheck:
     name: "Builtin Luacheck and Unit Tests"
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
 
     steps:
 
@@ -50,11 +50,7 @@ jobs:
     - uses: leafo/gh-actions-luarocks@v4.3.0
 
     - name: Install LuaJIT
-      run: |
-        cd $HOME
-        git clone https://github.com/LuaJIT/LuaJIT/
-        cd LuaJIT
-        make -j$(nproc)
+      run: ./util/ci/build_luajit.sh
 
     - name: Install luarocks tools
       run: |