initial commit, 4.5 stable

.github/workflows/android_builds.yml

@@ -0,0 +1,125 @@
+name: 🤖 Android Builds
+on:
+  workflow_call:
+
+# Global Settings
+env:
+  SCONS_FLAGS: >-
+    dev_mode=yes
+    module_text_server_fb_enabled=yes
+    tests=no
+    swappy=yes
+
+jobs:
+  build-android:
+    runs-on: ubuntu-24.04
+    name: ${{ matrix.name }}
+    timeout-minutes: 60
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Editor (target=editor)
+            cache-name: android-editor
+            target: editor
+            scons-flags: >-
+              arch=arm64
+              production=yes
+
+          - name: Template arm32 (target=template_release, arch=arm32)
+            cache-name: android-template-arm32
+            target: template_release
+            scons-flags: arch=arm32
+
+          - name: Template arm64 (target=template_release, arch=arm64)
+            cache-name: android-template-arm64
+            target: template_release
+            scons-flags: arch=arm64
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Set up Java 17
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 17
+
+      - name: Restore Godot build cache
+        uses: ./.github/actions/godot-cache-restore
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+      - name: Setup Python and SCons
+        uses: ./.github/actions/godot-deps
+
+      - name: Download pre-built Android Swappy Frame Pacing Library
+        uses: dsaltares/fetch-gh-release-asset@1.1.2
+        with:
+          repo: godotengine/godot-swappy
+          version: tags/from-source-2025-01-31
+          file: godot-swappy.7z
+          target: swappy/godot-swappy.7z
+
+      - name: Extract pre-built Android Swappy Frame Pacing Library
+        run: 7za x -y swappy/godot-swappy.7z -o${{github.workspace}}/thirdparty/swappy-frame-pacing
+
+      - name: Compilation
+        uses: ./.github/actions/godot-build
+        with:
+          scons-flags: ${{ env.SCONS_FLAGS }} ${{ matrix.scons-flags }}
+          platform: android
+          target: ${{ matrix.target }}
+
+      - name: Save Godot build cache
+        uses: ./.github/actions/godot-cache-save
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+      - name: Generate Godot templates
+        if: matrix.target == 'template_release'
+        run: |
+          cd platform/android/java
+          ./gradlew generateGodotTemplates
+          cd ../../..
+          ls -l bin/
+
+      - name: Generate Godot editor
+        if: matrix.target == 'editor'
+        run: |
+          cd platform/android/java
+          ./gradlew generateGodotEditor
+          ./gradlew generateGodotHorizonOSEditor
+          ./gradlew generateGodotPicoOSEditor
+          cd ../../..
+          ls -l bin/android_editor_builds/
+
+          # Separate different editors for multiple artifacts
+          mkdir horizonos
+          mv bin/android_editor_builds/*-horizonos-* horizonos
+          mkdir picoos
+          mv bin/android_editor_builds/*-picoos-* picoos
+
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact
+        with:
+          name: ${{ matrix.cache-name }}
+
+      - name: Upload artifact (Horizon OS)
+        if: matrix.target == 'editor'
+        uses: ./.github/actions/upload-artifact
+        with:
+          name: ${{ matrix.cache-name }}-horizonos
+          path: horizonos
+
+      - name: Upload artifact (PICO OS)
+        if: matrix.target == 'editor'
+        uses: ./.github/actions/upload-artifact
+        with:
+          name: ${{ matrix.cache-name }}-picoos
+          path: picoos

.github/workflows/cache_cleanup.yml

@@ -0,0 +1,32 @@
+# https://github.com/actions/cache/blob/main/tips-and-workarounds.md#force-deletion-of-caches-overriding-default-cache-eviction-policy
+name: 🧹 Cache Cleanup
+on:
+  pull_request:
+    types:
+      - closed
+
+jobs:
+  cleanup:
+    name: Cleanup PR caches
+    runs-on: ubuntu-latest
+    permissions:
+      # `actions:write` permission is required to delete caches
+      actions: write
+      contents: read
+    steps:
+      - name: Cleanup
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GH_REPO: ${{ github.repository }}
+          BRANCH: refs/pull/${{ github.event.pull_request.number }}/merge
+        run: |
+          echo "Fetching list of cache key"
+          cache_keys_for_pr=$(gh cache list --ref $BRANCH --limit 100 --json id --jq '.[].id')
+          # Setting this to not fail the workflow while deleting cache keys.
+          set +e
+          echo "Deleting caches..."
+          for cache_key in $cache_keys_for_pr; do
+            gh cache delete $cache_key
+            echo "Deleted: $cache_key"
+          done
+          echo "Done"

.github/workflows/ios_builds.yml

@@ -0,0 +1,44 @@
+name: 🍏 iOS Builds
+on:
+  workflow_call:
+
+# Global Settings
+env:
+  SCONS_FLAGS: >-
+    dev_mode=yes
+    module_text_server_fb_enabled=yes
+    tests=no
+    debug_symbols=no
+
+jobs:
+  ios-template:
+    runs-on: macos-latest
+    name: Template (target=template_release)
+    timeout-minutes: 60
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Restore Godot build cache
+        uses: ./.github/actions/godot-cache-restore
+        continue-on-error: true
+
+      - name: Setup Python and SCons
+        uses: ./.github/actions/godot-deps
+
+      - name: Compilation (arm64)
+        uses: ./.github/actions/godot-build
+        with:
+          scons-flags: ${{ env.SCONS_FLAGS }}
+          platform: ios
+          target: template_release
+
+      - name: Save Godot build cache
+        uses: ./.github/actions/godot-cache-save
+        continue-on-error: true
+
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact

.github/workflows/linux_builds.yml

@@ -0,0 +1,257 @@
+name: 🐧 Linux Builds
+on:
+  workflow_call:
+
+# Global Settings
+env:
+  SCONS_FLAGS: >-
+    dev_mode=yes
+    module_text_server_fb_enabled=yes
+    "accesskit_sdk_path=${{ github.workspace }}/accesskit-c-0.17.0/"
+  GODOT_CPP_BRANCH: 4.4
+  DOTNET_NOLOGO: true
+  DOTNET_CLI_TELEMETRY_OPTOUT: true
+  ASAN_OPTIONS: color=always:print_suppressions=1:suppressions=${{ github.workspace }}/misc/error_suppressions/asan.txt
+  LSAN_OPTIONS: color=always:print_suppressions=1:suppressions=${{ github.workspace }}/misc/error_suppressions/lsan.txt
+  TSAN_OPTIONS: color=always:print_suppressions=1:suppressions=${{ github.workspace }}/misc/error_suppressions/tsan.txt
+  UBSAN_OPTIONS: color=always:print_suppressions=1:suppressions=${{ github.workspace }}/misc/error_suppressions/ubsan.txt
+
+jobs:
+  build-linux:
+    # Stay one LTS before latest to increase portability of Linux artifacts.
+    runs-on: ubuntu-22.04
+    name: ${{ matrix.name }}
+    timeout-minutes: 120
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Editor w/ Mono (target=editor)
+            cache-name: linux-editor-mono
+            target: editor
+            scons-flags: module_mono_enabled=yes
+            bin: ./bin/godot.linuxbsd.editor.x86_64.mono
+            build-mono: true
+            doc-test: true
+            proj-conv: true
+            api-compat: true
+            artifact: true
+            # Validate godot-cpp compatibility on one arbitrary editor build.
+            godot-cpp: true
+
+          - name: Editor with doubles and GCC sanitizers (target=editor, dev_build=yes, scu_build=yes, precision=double, use_asan=yes, use_ubsan=yes, linker=mold)
+            cache-name: linux-editor-double-sanitizers
+            target: editor
+            # Debug symbols disabled as they're huge on this build and we hit the 14 GB limit for runners.
+            scons-flags: >-
+              dev_build=yes
+              scu_build=yes
+              debug_symbols=no
+              precision=double
+              use_asan=yes
+              use_ubsan=yes
+              linker=mold
+            bin: ./bin/godot.linuxbsd.editor.dev.double.x86_64.san
+            proj-test: true
+
+          - name: Editor with clang sanitizers (target=editor, dev_build=yes, use_asan=yes, use_ubsan=yes, use_llvm=yes, linker=lld)
+            cache-name: linux-editor-llvm-sanitizers
+            target: editor
+            scons-flags: >-
+              dev_build=yes
+              use_asan=yes
+              use_ubsan=yes
+              use_llvm=yes
+              linker=lld
+            bin: ./bin/godot.linuxbsd.editor.dev.x86_64.llvm.san
+            # Test our oldest supported SCons/Python versions on one arbitrary editor build.
+            legacy-scons: true
+
+          - name: Editor with ThreadSanitizer (target=editor, dev_build=yes, use_tsan=yes, use_llvm=yes, linker=lld)
+            cache-name: linux-editor-thread-sanitizer
+            target: editor
+            scons-flags: >-
+              dev_build=yes
+              use_tsan=yes
+              use_llvm=yes
+              linker=lld
+            bin: ./bin/godot.linuxbsd.editor.dev.x86_64.llvm.san
+
+          - name: Template w/ Mono, release (target=template_release)
+            cache-name: linux-template-mono
+            target: template_release
+            scons-flags: module_mono_enabled=yes
+            bin: ./bin/godot.linuxbsd.template_release.x86_64.mono
+            artifact: true
+
+          - name: Template w/ Mono, debug (target=template_debug)
+            cache-name: linux-template-mono-debug
+            target: template_debug
+            scons-flags: module_mono_enabled=yes
+            bin: ./bin/godot.linuxbsd.template_debug.x86_64.mono
+            artifact: true
+
+          - name: Minimal template (target=template_release, everything disabled)
+            cache-name: linux-template-minimal
+            target: template_release
+            scons-flags: >-
+              modules_enabled_by_default=no
+              module_text_server_fb_enabled=no
+              disable_3d=yes
+              disable_advanced_gui=yes
+              disable_physics_2d=yes
+              disable_physics_3d=yes
+              deprecated=no
+              minizip=no
+              brotli=no
+            bin: ./bin/godot.linuxbsd.template_release.x86_64
+            artifact: true
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Setup dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install libwayland-bin  # TODO: Figure out somehow how to embed this one.
+          if [ "${{ matrix.proj-test }}" == "true" ]; then
+            sudo apt-get install mesa-vulkan-drivers
+          fi
+
+      - name: Free disk space on runner
+        run: |
+          echo "Disk usage before:" && df -h
+          sudo rm -rf /usr/local/lib/android
+          echo "Disk usage after:" && df -h
+
+      - name: Restore Godot build cache
+        uses: ./.github/actions/godot-cache-restore
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+      - name: Setup Python and SCons
+        if: "!matrix.legacy-scons"
+        uses: ./.github/actions/godot-deps
+
+      - name: Setup Python and SCons (legacy versions)
+        if: matrix.legacy-scons
+        uses: ./.github/actions/godot-deps
+        with:
+          # Sync with Ensure*Version in SConstruct.
+          python-version: 3.8
+          scons-version: 4.0
+
+      - name: Force remove preinstalled .NET SDKs
+        if: matrix.build-mono
+        run: |
+          sudo rm -rf /usr/share/dotnet/sdk/*
+
+      - name: Setup older .NET SDK as baseline
+        if: matrix.build-mono
+        uses: actions/setup-dotnet@v4
+        with:
+          # Targeting the oldest version we want to support to ensure it still builds.
+          dotnet-version: 8.0.100
+
+      - name: Download pre-built AccessKit
+        uses: dsaltares/fetch-gh-release-asset@1.1.2
+        with:
+          repo: AccessKit/accesskit-c
+          version: tags/0.17.0
+          file: accesskit-c-0.17.0.zip
+          target: accesskit-c-0.17.0/accesskit_c.zip
+
+      - name: Extract pre-built AccessKit
+        run: unzip -o accesskit-c-0.17.0/accesskit_c.zip
+
+      - name: Install mold linker
+        if: matrix.proj-test
+        uses: rui314/setup-mold@v1
+
+      - name: Compilation
+        uses: ./.github/actions/godot-build
+        with:
+          scons-flags: ${{ env.SCONS_FLAGS }} ${{ matrix.scons-flags }}
+          platform: linuxbsd
+          target: ${{ matrix.target }}
+
+      - name: Compilation (godot-cpp)
+        uses: ./.github/actions/godot-cpp-build
+        if: matrix.godot-cpp
+        with:
+          bin: ${{ matrix.bin }}
+          scons-flags: target=template_debug dev_build=yes verbose=yes
+          godot-cpp-branch: ${{ env.GODOT_CPP_BRANCH }}
+
+      - name: Save Godot build cache
+        uses: ./.github/actions/godot-cache-save
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+      - name: Generate C# glue
+        if: matrix.build-mono
+        run: |
+          ${{ matrix.bin }} --headless --generate-mono-glue ./modules/mono/glue
+
+      - name: Build .NET solutions
+        if: matrix.build-mono
+        run: |
+          dotnet --info
+          ./modules/mono/build_scripts/build_assemblies.py --godot-output-dir=./bin --godot-platform=linuxbsd --werror
+
+      - name: Prepare artifact
+        if: matrix.artifact
+        run: |
+          strip bin/godot.*
+          chmod +x bin/godot.*
+
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact
+        if: matrix.artifact
+        with:
+          name: ${{ matrix.cache-name }}
+
+      - name: Unit tests
+        run: |
+          ${{ matrix.bin }} --version
+          ${{ matrix.bin }} --help
+          ${{ matrix.bin }} --headless --test --force-colors
+
+      - name: .NET source generators tests
+        if: matrix.build-mono
+        run: |
+          dotnet test modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators.Tests
+
+      # Check class reference
+      - name: Check for class reference updates
+        if: matrix.doc-test
+        run: |
+          echo "Running --doctool to see if this changes the public API without updating the documentation."
+          echo -e "If a diff is shown, it means that your code/doc changes are incomplete and you should update the class reference with --doctool.\n\n"
+          ${{ matrix.bin }} --doctool --headless 2>&1 > /dev/null || true
+          git diff --color --exit-code && ! git ls-files --others --exclude-standard | sed -e 's/^/New doc file missing in PR: /' | grep 'xml$'
+
+      # Check API backwards compatibility
+      - name: Check for GDExtension compatibility
+        if: matrix.api-compat
+        run: |
+          ./misc/scripts/validate_extension_api.sh "${{ matrix.bin }}"
+
+      # Download and run the test project
+      - name: Test Godot project
+        uses: ./.github/actions/godot-project-test
+        if: matrix.proj-test
+        with:
+          bin: ${{ matrix.bin }}
+
+      # Test the project converter
+      - name: Test project converter
+        uses: ./.github/actions/godot-converter-test
+        if: matrix.proj-conv
+        with:
+          bin: ${{ matrix.bin }}

.github/workflows/macos_builds.yml

@@ -0,0 +1,108 @@
+name: 🍎 macOS Builds
+on:
+  workflow_call:
+
+# Global Settings
+env:
+  SCONS_FLAGS: >-
+    dev_mode=yes
+    module_text_server_fb_enabled=yes
+    "accesskit_sdk_path=${{ github.workspace }}/accesskit-c-0.17.0/"
+
+jobs:
+  build-macos:
+    runs-on: macos-latest
+    name: ${{ matrix.name }}
+    timeout-minutes: 120
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Editor (target=editor)
+            cache-name: macos-editor
+            target: editor
+            bin: ./bin/godot.macos.editor.universal
+
+          - name: Template (target=template_release)
+            cache-name: macos-template
+            target: template_release
+            scons-flags: debug_symbols=no
+            bin: ./bin/godot.macos.template_release.universal
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Select Xcode 16
+        run: sudo xcode-select -s /Applications/Xcode_16.2.app
+
+      - name: Restore Godot build cache
+        uses: ./.github/actions/godot-cache-restore
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+      - name: Setup Python and SCons
+        uses: ./.github/actions/godot-deps
+
+      - name: Download pre-built AccessKit
+        uses: dsaltares/fetch-gh-release-asset@1.1.2
+        with:
+          repo: AccessKit/accesskit-c
+          version: tags/0.17.0
+          file: accesskit-c-0.17.0.zip
+          target: accesskit-c-0.17.0/accesskit_c.zip
+
+      - name: Extract pre-built AccessKit
+        run: unzip -o accesskit-c-0.17.0/accesskit_c.zip
+
+      - name: Setup Vulkan SDK
+        id: vulkan-sdk
+        run: |
+          if sh misc/scripts/install_vulkan_sdk_macos.sh; then
+            echo "VULKAN_ENABLED=yes" >> "$GITHUB_OUTPUT"
+          else
+            echo "::warning::macOS: Vulkan SDK installation failed, building without Vulkan support."
+            echo "VULKAN_ENABLED=no" >> "$GITHUB_OUTPUT"
+          fi
+        continue-on-error: true
+
+      - name: Compilation (x86_64)
+        uses: ./.github/actions/godot-build
+        with:
+          scons-flags: ${{ env.SCONS_FLAGS }} ${{ matrix.scons-flags }} arch=x86_64 vulkan=${{ steps.vulkan-sdk.outputs.VULKAN_ENABLED }}
+          platform: macos
+          target: ${{ matrix.target }}
+
+      - name: Compilation (arm64)
+        uses: ./.github/actions/godot-build
+        with:
+          scons-flags: ${{ env.SCONS_FLAGS }} ${{ matrix.scons-flags }} arch=arm64 vulkan=${{ steps.vulkan-sdk.outputs.VULKAN_ENABLED }}
+          platform: macos
+          target: ${{ matrix.target }}
+
+      - name: Save Godot build cache
+        uses: ./.github/actions/godot-cache-save
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+      - name: Prepare artifact
+        run: |
+          lipo -create ./bin/godot.macos.${{ matrix.target }}.x86_64 ./bin/godot.macos.${{ matrix.target }}.arm64 -output ./bin/godot.macos.${{ matrix.target }}.universal
+          rm ./bin/godot.macos.${{ matrix.target }}.x86_64 ./bin/godot.macos.${{ matrix.target }}.arm64
+          strip bin/godot.*
+          chmod +x bin/godot.*
+
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact
+        with:
+          name: ${{ matrix.cache-name }}
+
+      - name: Unit tests
+        run: |
+          ${{ matrix.bin }} --version
+          ${{ matrix.bin }} --help
+          ${{ matrix.bin }} --test --force-colors

.github/workflows/runner.yml

@@ -0,0 +1,46 @@
+name: 🔗 GHA
+on: [push, pull_request, merge_group]
+
+concurrency:
+  group: ${{ github.workflow }}|${{ github.ref_name }}
+  cancel-in-progress: true
+
+jobs:
+  # First stage: Only static checks, fast and prevent expensive builds from running.
+
+  static-checks:
+    if: ${{ !vars.DISABLE_GODOT_CI || github.run_attempt > 1 }}
+    name: 📊 Static checks
+    uses: ./.github/workflows/static_checks.yml
+
+  # Second stage: Run all the builds and some of the tests.
+
+  android-build:
+    name: 🤖 Android
+    needs: static-checks
+    uses: ./.github/workflows/android_builds.yml
+
+  ios-build:
+    name: 🍏 iOS
+    needs: static-checks
+    uses: ./.github/workflows/ios_builds.yml
+
+  linux-build:
+    name: 🐧 Linux
+    needs: static-checks
+    uses: ./.github/workflows/linux_builds.yml
+
+  macos-build:
+    name: 🍎 macOS
+    needs: static-checks
+    uses: ./.github/workflows/macos_builds.yml
+
+  windows-build:
+    name: 🏁 Windows
+    needs: static-checks
+    uses: ./.github/workflows/windows_builds.yml
+
+  web-build:
+    name: 🌐 Web
+    needs: static-checks
+    uses: ./.github/workflows/web_builds.yml

.github/workflows/static_checks.yml

@@ -0,0 +1,46 @@
+name: 📊 Static Checks
+on:
+  workflow_call:
+
+jobs:
+  static-checks:
+    name: Code style, file formatting, and docs
+    runs-on: ubuntu-24.04
+    timeout-minutes: 30
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 2
+
+      # This needs to happen before Python and npm execution; it must happen before any extra files are written.
+      - name: .gitignore checks (gitignore_check.sh)
+        run: |
+          bash ./misc/scripts/gitignore_check.sh
+
+      - name: Get changed files
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          if [ "${{ github.event_name }}" == "pull_request" ]; then
+            files=$(git diff-tree --no-commit-id --name-only -r HEAD^1..HEAD 2> /dev/null || true)
+          elif [ "${{ github.event_name }}" == "push" -a "${{ github.event.forced }}" == "false" -a "${{ github.event.created }}" == "false" ]; then
+            files=$(git diff-tree --no-commit-id --name-only -r ${{ github.event.before }}..${{ github.event.after }} 2> /dev/null || true)
+          fi
+          files=$(echo "$files" | xargs -I {} sh -c 'echo "\"./{}\""' | tr '\n' ' ')
+          echo "CHANGED_FILES=$files" >> $GITHUB_ENV
+
+      - name: Style checks via pre-commit
+        uses: pre-commit/action@v3.0.1
+        with:
+          extra_args: --files ${{ env.CHANGED_FILES }}
+
+      - name: Class reference schema checks
+        run: |
+          sudo apt-get update
+          sudo apt-get install libxml2-utils
+          xmllint --quiet --noout --schema doc/class.xsd doc/classes/*.xml modules/*/doc_classes/*.xml platform/*/doc_classes/*.xml
+
+      - name: Run C compiler on `gdextension_interface.h`
+        run: |
+          gcc -c core/extension/gdextension_interface.h

.github/workflows/web_builds.yml

@@ -0,0 +1,77 @@
+name: 🌐 Web Builds
+on:
+  workflow_call:
+
+# Global Settings
+env:
+  SCONS_FLAGS: >-
+    dev_mode=yes
+    tests=no
+    debug_symbols=no
+    use_closure_compiler=yes
+  EM_VERSION: 4.0.11
+
+jobs:
+  web-template:
+    runs-on: ubuntu-24.04
+    name: ${{ matrix.name }}
+    timeout-minutes: 60
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Template w/ threads (target=template_release, threads=yes)
+            cache-name: web-template
+            target: template_release
+            scons-flags: threads=yes
+            artifact: true
+
+          - name: Template w/o threads (target=template_release, threads=no)
+            cache-name: web-nothreads-template
+            target: template_release
+            scons-flags: threads=no
+            artifact: true
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Set up Emscripten latest
+        uses: mymindstorm/setup-emsdk@v14
+        with:
+          version: ${{ env.EM_VERSION }}
+          no-cache: true
+
+      - name: Verify Emscripten setup
+        run: |
+          emcc -v
+
+      - name: Restore Godot build cache
+        uses: ./.github/actions/godot-cache-restore
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+      - name: Setup Python and SCons
+        uses: ./.github/actions/godot-deps
+
+      - name: Compilation
+        uses: ./.github/actions/godot-build
+        with:
+          scons-flags: ${{ env.SCONS_FLAGS }} ${{ matrix.scons-flags }}
+          platform: web
+          target: ${{ matrix.target }}
+
+      - name: Save Godot build cache
+        uses: ./.github/actions/godot-cache-save
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+      - name: Upload artifact
+        uses: ./.github/actions/upload-artifact
+        if: matrix.artifact
+        with:
+          name: ${{ matrix.cache-name }}

.github/workflows/windows_builds.yml

@@ -0,0 +1,128 @@
+name: 🏁 Windows Builds
+on:
+  workflow_call:
+
+# Global Settings
+env:
+  SCONS_FLAGS: >-
+    dev_mode=yes
+    module_text_server_fb_enabled=yes
+    debug_symbols=no
+    d3d12=yes
+    "angle_libs=${{ github.workspace }}/"
+    "accesskit_sdk_path=${{ github.workspace }}/accesskit-c-0.17.0/"
+  SCONS_CACHE_MSVC_CONFIG: true
+  PYTHONIOENCODING: utf8
+
+jobs:
+  build-windows:
+    # Windows 10 with latest image
+    runs-on: windows-latest
+    name: ${{ matrix.name }}
+    timeout-minutes: 120
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Editor (target=editor)
+            cache-name: windows-editor
+            target: editor
+            scons-flags: >-
+              windows_subsystem=console
+              vsproj=yes
+              vsproj_gen_only=no
+            bin: ./bin/godot.windows.editor.x86_64.exe
+            compiler: msvc
+
+          - name: Editor w/ clang-cl (target=editor, use_llvm=yes)
+            cache-name: windows-editor-clang
+            target: editor
+            scons-flags: >-
+              windows_subsystem=console
+              use_llvm=yes
+            bin: ./bin/godot.windows.editor.x86_64.llvm.exe
+            compiler: clang
+
+          - name: Template (target=template_release)
+            cache-name: windows-template
+            target: template_release
+            bin: ./bin/godot.windows.template_release.x86_64.console.exe
+            compiler: msvc
+
+          - name: Template w/ GCC (target=template_release, use_mingw=yes)
+            cache-name: windows-template-gcc
+            # MinGW takes MUCH longer to compile; save time by only targeting Template.
+            target: template_release
+            scons-flags: use_mingw=yes
+            bin: ./bin/godot.windows.template_release.x86_64.console.exe
+            compiler: gcc
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Restore Godot build cache
+        uses: ./.github/actions/godot-cache-restore
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+      - name: Setup Python and SCons
+        uses: ./.github/actions/godot-deps
+
+      - name: Download Direct3D 12 SDK components
+        run: python ./misc/scripts/install_d3d12_sdk_windows.py
+
+      - name: Download pre-built ANGLE static libraries
+        uses: dsaltares/fetch-gh-release-asset@1.1.2
+        with:
+          repo: godotengine/godot-angle-static
+          version: tags/chromium/6601.2
+          file: godot-angle-static-x86_64-${{ matrix.compiler == 'gcc' && 'gcc' || 'msvc' }}-release.zip
+          target: angle/angle.zip
+
+      - name: Extract pre-built ANGLE static libraries
+        run: Expand-Archive -Force angle/angle.zip ${{ github.workspace }}/
+
+      - name: Download pre-built AccessKit
+        uses: dsaltares/fetch-gh-release-asset@1.1.2
+        with:
+          repo: AccessKit/accesskit-c
+          version: tags/0.17.0
+          file: accesskit-c-0.17.0.zip
+          target: accesskit-c-0.17.0/accesskit_c.zip
+
+      - name: Extract pre-built AccessKit
+        run: unzip -o accesskit-c-0.17.0/accesskit_c.zip
+
+      - name: Compilation
+        uses: ./.github/actions/godot-build
+        with:
+          scons-flags: ${{ env.SCONS_FLAGS }} ${{ matrix.scons-flags }}
+          platform: windows
+          target: ${{ matrix.target }}
+
+      - name: Save Godot build cache
+        uses: ./.github/actions/godot-cache-save
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
+      - name: Prepare artifact
+        if: matrix.compiler == 'msvc'
+        run: |
+          Remove-Item bin/* -Include *.exp,*.lib,*.pdb -Force
+
+      - name: Upload artifact
+        if: matrix.compiler == 'msvc'
+        uses: ./.github/actions/upload-artifact
+        with:
+          name: ${{ matrix.cache-name }}
+
+      - name: Unit tests
+        run: |
+          ${{ matrix.bin }} --version
+          ${{ matrix.bin }} --help
+          ${{ matrix.bin }} --test --force-colors