diff --git a/.github/workflows/CI_alpine.yml b/.github/workflows/CI_alpine.yml
index 0e8266824d0..83b1ba74bc6 100644
--- a/.github/workflows/CI_alpine.yml
+++ b/.github/workflows/CI_alpine.yml
@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         path: 'src'
diff --git a/.github/workflows/CI_archlinux.yml b/.github/workflows/CI_archlinux.yml
index 08e7e8f1630..7d6bb14ea46 100644
--- a/.github/workflows/CI_archlinux.yml
+++ b/.github/workflows/CI_archlinux.yml
@@ -37,7 +37,7 @@ jobs:
     runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         path: 'src'
diff --git a/.github/workflows/CI_emscripten.yml b/.github/workflows/CI_emscripten.yml
index 944e02a8d25..bf4bed5d0f2 100644
--- a/.github/workflows/CI_emscripten.yml
+++ b/.github/workflows/CI_emscripten.yml
@@ -48,7 +48,7 @@ jobs:
       WZ_GITHUB_REF: ${{ steps.checkout-config.outputs.WZ_GITHUB_REF }}
       WZ_GITHUB_SHA: ${{ steps.checkout-config.outputs.WZ_GITHUB_SHA }}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         path: 'src'
@@ -146,7 +146,7 @@ jobs:
         echo "WZ_FULL_OUTPUT_ZIP_PATH=${OUTPUT_DIR}/${OUTPUT_FILE_NAME}" >> $GITHUB_ENV
 
     - name: 'Upload Artifact - (Archive)'
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: success() && (matrix.upload_artifact == true) && (github.repository == 'Warzone2100/warzone2100')
       with:
         name: warzone2100_${{ env.WZ_BUILD_DESC }}_archive
@@ -171,7 +171,7 @@ jobs:
     - name: Prep Environment
       run: mkdir dl-archive
     - name: Download Archive Artifact
-      uses: actions/download-artifact@v3
+      uses: actions/download-artifact@v4
       with:
         name: 'warzone2100_${{ env.WZ_BUILD_DESC }}_archive'
         path: ./dl-archive
diff --git a/.github/workflows/CI_fedora.yml b/.github/workflows/CI_fedora.yml
index add67260361..a2f0343f97f 100644
--- a/.github/workflows/CI_fedora.yml
+++ b/.github/workflows/CI_fedora.yml
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         path: 'src'
@@ -65,7 +65,7 @@ jobs:
     runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         path: 'src'
diff --git a/.github/workflows/CI_flatpak.yml b/.github/workflows/CI_flatpak.yml
index d75c67df8b1..b0ce5fabf64 100644
--- a/.github/workflows/CI_flatpak.yml
+++ b/.github/workflows/CI_flatpak.yml
@@ -87,7 +87,7 @@ jobs:
       uses: docker/setup-qemu-action@v2
       with:
         platforms: ${{ matrix.arch }}
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         path: 'src'
@@ -246,12 +246,12 @@ jobs:
     ###############################################################
     # Upload the .flatpak and debugsymbols artifacts
     - name: Upload Artifact
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: 'warzone2100_linux_flatpak_${{ matrix.arch }}'
         path: ${{ steps.settings.outputs.WZ_FLATPAK_BUNDLE }}
     - name: Upload debug info
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: 'debugsymbols_linux_flatpak_${{ matrix.arch }}'
         path: |
@@ -275,7 +275,7 @@ jobs:
           objdump -p flatpak_app/files/bin/warzone2100 | grep NEEDED | grep -E -v 'linux-vdso|ld-linux-' | awk 'NF == 2 { system("echo " $2 " && cp /var/lib/flatpak/runtime/org.freedesktop.Platform/${WZ_FLATPAK_TARGET_ARCH}/${WZ_FREEDESKTOP_RUNTIME_VERSION}/active/files/lib/${WZ_FLATPAK_TARGET_ARCH}-linux-gnu/" $2 " output_debug_dependency_snapshot") }'
         fi
     - name: Upload additional debug dependency info
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: 'debugdependencylibsnapshot_linux_flatpak_${{ matrix.arch }}'
         path: |
@@ -299,7 +299,7 @@ jobs:
         echo "  -> Size (bytes): $(stat -c %s "${REPO_TAR_FILE}")"
     - name: Upload ostree repo
       if: success() && (github.event_name == 'release' && github.event.action == 'published')
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: 'ostree_repo_flatpak_${{ matrix.arch }}_${{ steps.settings.outputs.WZ_FLATPAK_BRANCH }}'
         path: '${{ steps.repo-tar.outputs.REPO_TAR_FILE }}'
@@ -327,12 +327,12 @@ jobs:
           mkdir -p dl-debug/symbols
           mkdir -p dl-debug/additional
       - name: Download Debug Symbols
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: 'debugsymbols_linux_flatpak_${{ matrix.arch }}'
           path: ./dl-debug/symbols
       - name: Download Additional Debug Files
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: 'debugdependencylibsnapshot_linux_flatpak_${{ matrix.arch }}'
           path: ./dl-debug/additional
@@ -372,7 +372,7 @@ jobs:
         run: |
           mkdir dl-artifacts
       - name: Download Artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: 'warzone2100_linux_flatpak_${{ matrix.arch }}'
           path: ./dl-artifacts
@@ -444,7 +444,7 @@ jobs:
           curl -Lf https://raw.githubusercontent.com/flatpak/flat-manager/master/flat-manager-client --output /usr/bin/flat-manager-client
           chmod +x /usr/bin/flat-manager-client
           echo "::endgroup::"
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           path: 'src'
           set-safe-directory: true
@@ -452,7 +452,7 @@ jobs:
         run: |
           mkdir dl-artifacts
       - name: Download Artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: 'ostree_repo_flatpak_${{ matrix.arch }}_${{ needs.build-flatpak.outputs.WZ_FLATPAK_BRANCH }}'
           path: ./dl-artifacts
diff --git a/.github/workflows/CI_linter.yml b/.github/workflows/CI_linter.yml
index fe74c5c17be..1a14fbcd841 100644
--- a/.github/workflows/CI_linter.yml
+++ b/.github/workflows/CI_linter.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         # Full git history is needed to get a proper list of changed files within `super-linter`
         fetch-depth: 0
diff --git a/.github/workflows/CI_macos.yml b/.github/workflows/CI_macos.yml
index 0633913d520..f9b74c2ef88 100644
--- a/.github/workflows/CI_macos.yml
+++ b/.github/workflows/CI_macos.yml
@@ -66,7 +66,7 @@ jobs:
       VCPKG_DEFAULT_TRIPLET: '${{ matrix.vcpkg_triplet }}'
       ARCHS: '${{ matrix.osx_target_arch }}'
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         path: 'src'
@@ -201,7 +201,7 @@ jobs:
 
         echo "WZ_FULL_OUTPUT_ZIP_PATH=${OUTPUT_DIR}/${DESIRED_ZIP_NAME}" >> $GITHUB_ENV
         exit 0
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@v4
       if: success() && (matrix.publish_artifact == true)
       with:
         name: "warzone2100_macOS_${{ matrix.artifact_suffix }}"
@@ -215,7 +215,7 @@ jobs:
     needs: macos-build
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           path: 'src'
@@ -235,7 +235,7 @@ jobs:
         
           echo "OUTPUT_DIR=output" >> $GITHUB_ENV
       - name: Download Artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           path: ./dl-artifacts
       - name: Display structure of downloaded files
@@ -293,7 +293,7 @@ jobs:
 
           echo "WZ_FULL_OUTPUT_ZIP_PATH=${OUTPUT_DIR}/${DESIRED_ZIP_NAME}" >> $GITHUB_ENV
           exit 0
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: "warzone2100_macOS_universal"
           path: ${{ env.WZ_FULL_OUTPUT_ZIP_PATH }}
@@ -351,7 +351,7 @@ jobs:
           echo "WZ_FULL_OUTPUT_ZIP_PATH=${OUTPUT_DIR}/${DESIRED_ZIP_NAME}" >> $GITHUB_ENV
 
           exit 0
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: "warzone2100_macOS_universal_novideos"
           path: ${{ env.WZ_FULL_OUTPUT_ZIP_PATH }}
@@ -383,7 +383,7 @@ jobs:
         run: |
           mkdir dl-archive
       - name: Download Artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: 'warzone2100_macOS_universal_novideos'
           path: ./dl-archive
diff --git a/.github/workflows/CI_snapcraft.yml b/.github/workflows/CI_snapcraft.yml
index 141ccfcda0b..f7c18f0ff05 100644
--- a/.github/workflows/CI_snapcraft.yml
+++ b/.github/workflows/CI_snapcraft.yml
@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-20.04 # Use instead of ubuntu-latest until https://github.com/snapcore/action-build/issues/42 is resolved
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Configure Repo Checkout
@@ -112,7 +112,7 @@ jobs:
         echo "  -> SHA512: $(sha512sum "${OUTPUT_DIR}/${OUTPUT_FILE_NAME}")"
         echo "  -> Size (bytes): $(stat -c %s "${OUTPUT_DIR}/${OUTPUT_FILE_NAME}")"
         echo "WZ_FULL_OUTPUT_SNAP_PATH=${OUTPUT_DIR}/${OUTPUT_FILE_NAME}" >> $GITHUB_ENV
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@v4
       if: success()
       with:
         name: 'warzone2100_linux_${{ matrix.arch }}_snap'
diff --git a/.github/workflows/CI_ubuntu.yml b/.github/workflows/CI_ubuntu.yml
index 10d645142ec..0f5a6c32b3b 100644
--- a/.github/workflows/CI_ubuntu.yml
+++ b/.github/workflows/CI_ubuntu.yml
@@ -67,7 +67,7 @@ jobs:
       # Needed by the release + other later jobs - despite this being a matrix job, this should be the same for all, so we can allow whatever is last to persist it
       WZ_GITHUB_REF: ${{ steps.checkout-config.outputs.WZ_GITHUB_REF }}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         path: 'src'
@@ -174,7 +174,7 @@ jobs:
         echo "  -> SHA512: $(sha512sum "${OUTPUT_DIR}/${OUTPUT_FILE_NAME}")"
         echo "  -> Size (bytes): $(stat -c %s "${OUTPUT_DIR}/${OUTPUT_FILE_NAME}")"
         echo "WZ_FULL_OUTPUT_DEB_PATH=${OUTPUT_DIR}/${OUTPUT_FILE_NAME}" >> $GITHUB_ENV
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@v4
       if: success() && (matrix.publish_artifact == true)
       with:
         name: "warzone2100_${{ matrix.output-suffix }}_${{ matrix.arch }}_deb"
@@ -188,7 +188,7 @@ jobs:
         WZ_EXECUTABLE_PATH="${WZ_BUILD_DIR}/src/warzone2100${WZ_OUTPUT_NAME_SUFFIX}"
         objcopy --only-keep-debug "${WZ_EXECUTABLE_PATH}" "warzone2100${WZ_OUTPUT_NAME_SUFFIX}.debug"
     - name: Upload debug info
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: success() && (matrix.publish_artifact == true)
       with:
         name: 'debugsymbols_${{ matrix.output-suffix }}_${{ matrix.arch }}'
@@ -216,7 +216,7 @@ jobs:
       run: |
         echo "GITHUB_REF=${GITHUB_REF}"
         echo "GITHUB_HEAD_REF=${GITHUB_HEAD_REF}"
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         path: 'src'
@@ -273,7 +273,7 @@ jobs:
         echo "Generated warzone2100 tarball: \"warzone2100_src.tar.xz\""
         echo "  -> SHA512: $(sha512sum "${OUTPUT_DIR}/warzone2100_src.tar.xz")"
         echo "  -> Size (bytes): $(stat -c %s "${OUTPUT_DIR}/warzone2100_src.tar.xz")"
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@v4
       if: success()
       with:
         name: warzone2100_src
@@ -310,7 +310,7 @@ jobs:
         run: |
           mkdir dl-debug-symbols
       - name: Download Artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: 'debugsymbols_${{ matrix.output-suffix }}_${{ matrix.arch }}'
           path: ./dl-debug-symbols
@@ -337,7 +337,7 @@ jobs:
   #   runs-on: ubuntu-latest
   #   if: "!contains(github.event.head_commit.message, '[ci skip]')"
   #   steps:
-  #   - uses: actions/checkout@v3
+  #   - uses: actions/checkout@v4
   #     with:
   #       fetch-depth: 0
   #   - name: Prepare Git Repo for autorevision
diff --git a/.github/workflows/CI_windows.yml b/.github/workflows/CI_windows.yml
index 61206e194db..c0441f72899 100644
--- a/.github/workflows/CI_windows.yml
+++ b/.github/workflows/CI_windows.yml
@@ -69,7 +69,7 @@ jobs:
     runs-on: windows-2022
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
         path: 'src'
@@ -534,7 +534,7 @@ jobs:
         & "${env:WZ_FULL_CMAKE_PATH}\cmake.exe" -DCMAKE_C_COMPILER="${env:WZ_MINGW_PKG_PREFIX}-gcc" -DCMAKE_CXX_COMPILER="${env:WZ_MINGW_PKG_PREFIX}-g++" -DCMAKE_RC_COMPILER="${env:WZ_MINGW_PKG_PREFIX}-windres" -DCMAKE_ASM_MASM_COMPILER="${env:WZ_ASM_MASM_COMPILER}" -DWZ_MINGW_DIST_PATH="${env:WZ_MINGW_DIST_PATH}" -DCMAKE_TOOLCHAIN_FILE="${{ github.workspace }}\build\vcpkg\scripts\buildsystems\vcpkg.cmake" -DCMAKE_BUILD_TYPE=Release -DWZ_DISTRIBUTOR:STRING="${env:WZ_DISTRIBUTOR}" -DDISCORD_RPC_APPID:STRING="${env:DISCORD_RPC_APPID}" -DWZ_BUILD_SENTRY:BOOL=${WZ_BUILD_SENTRY_VALUE} ${SENTRY_DSN_PARAM} ${SENTRY_BACKEND_PARAM} -G "Ninja" "${{ steps.settings.outputs.WZ_REPO_PATH }}"
         echo "::remove-matcher owner=cmake::"
     - name: Upload vcpkg logs (on failure)
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: failure()
       with:
         name: win_${{ matrix.architecture }}_vcpkg_logs
@@ -582,7 +582,7 @@ jobs:
           Copy-Item -LiteralPath "$NSIS_Log" -Destination ".\output\error_logs"
         }
     - name: Upload Failure Logs Artifact
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: failure()
       with:
         name: win_${{ matrix.architecture }}_error_logs
@@ -634,28 +634,28 @@ jobs:
     # Upload build artifacts
     #####################################################
     - name: 'Upload Artifact - (Portable Build)'
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: success() && (github.repository == 'Warzone2100/warzone2100')
       with:
         name: warzone2100_${{ steps.settings.outputs.WZ_BUILD_DESC }}_portable
         path: '${{ github.workspace }}\output\portable'
         if-no-files-found: 'error'
     - name: 'Upload Artifact - (Regular Installer)'
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: success() && (github.repository == 'Warzone2100/warzone2100')
       with:
         name: warzone2100_${{ steps.settings.outputs.WZ_BUILD_DESC }}_installer
         path: '${{ github.workspace }}\output\installer'
         if-no-files-found: 'error'
     - name: 'Upload Artifact - (Debug Symbols)'
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: success() && (github.repository == 'Warzone2100/warzone2100')
       with:
         name: warzone2100_${{ steps.settings.outputs.WZ_BUILD_DESC }}_DEBUGSYMBOLS
         path: '${{ github.workspace }}\output\debugsymbols'
         if-no-files-found: 'error'
     - name: 'Upload Artifact - (Archive)'
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: success() && ((github.event_name == 'push' && github.ref == 'refs/heads/master') || (github.event_name == 'workflow_run' && github.event.workflow_run.name == 'Draft Tag Release')) && (matrix.deploy_release == true) && (github.repository == 'Warzone2100/warzone2100')
       with:
         name: warzone2100_${{ steps.settings.outputs.WZ_BUILD_DESC }}_archive
@@ -713,7 +713,7 @@ jobs:
         Get-ChildItem -Path "${env:SOURCE_BUNDLE_OUTPUT_DIR}" -Recurse
     - name: Upload Sentry source bundles
       if: success() && (github.repository == 'Warzone2100/warzone2100') && (matrix.support_sentry == true) && (steps.settings.outputs.WZ_ENABLE_SENTRY == 'true') && (steps.create-sentry-source-bundle.outcome == 'success')
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: 'warzone2100_${{ steps.settings.outputs.WZ_BUILD_DESC }}_debug_sourcebundles'
         path: '${{ github.workspace }}\output\sentry_source_bundles'
@@ -746,7 +746,7 @@ jobs:
           echo "OUTPUTDIR=${OUTPUTDIR}" >> $GITHUB_ENV
           echo "ARCHIVEDIR=${OUTPUTDIR}" >> $GITHUB_OUTPUT
       - name: Download Archive Artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: 'warzone2100_win_${{ matrix.architecture }}_archive'
           path: ./dl-archive
@@ -756,7 +756,7 @@ jobs:
           unzip -o "${ZIPFILE}" -d "${OUTPUTDIR}" && rm "${ZIPFILE}"
       - name: Download Debug Symbols Artifact
         continue-on-error: true
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: 'warzone2100_win_${{ matrix.architecture }}_DEBUGSYMBOLS'
           path: ./dl-archive
@@ -775,7 +775,7 @@ jobs:
           fi
       - name: Download Source Bundle
         continue-on-error: true
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: 'warzone2100_win_${{ matrix.architecture }}_debug_sourcebundles'
           path: ./dl-sourcebundle
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 1c74b6c2980..1931ddfedae 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -32,7 +32,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: recursive
     
diff --git a/.github/workflows/draft_tag_release.yml b/.github/workflows/draft_tag_release.yml
index b8f5c48e87d..3e4569ee334 100644
--- a/.github/workflows/draft_tag_release.yml
+++ b/.github/workflows/draft_tag_release.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repo (to obtain template files)
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           persist-credentials: false
           fetch-depth: 1
diff --git a/.github/workflows/generate_snap_stable_config.yml b/.github/workflows/generate_snap_stable_config.yml
index 2909707600e..ff145aea2c5 100644
--- a/.github/workflows/generate_snap_stable_config.yml
+++ b/.github/workflows/generate_snap_stable_config.yml
@@ -77,21 +77,21 @@ jobs:
           sudo rm -rf _dl/
       - name: Checkout (Latest)
         if: github.event.inputs.git-ref == ''
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: warzone2100
           submodules: recursive
           persist-credentials: false
       - name: Checkout (Custom Ref)
         if: github.event.inputs.git-ref != ''
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: warzone2100
           submodules: recursive
           persist-credentials: false
           ref: '${{ github.event.inputs.git-ref }}'
       - name: Checkout snap-stable-build@master
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: 'Warzone2100/snap-stable-build'
           ref: master
@@ -179,7 +179,7 @@ jobs:
           echo "snapstablebuild.diff (SHA512: ${DIFF_HASH}):"
           cat "${{ github.workspace }}/diff/snapstablebuild.diff"
       - name: Upload diff artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: success() && (github.repository == 'Warzone2100/warzone2100') && (steps.commit-snap-changes.outputs.PROCESS_DEPLOYMENT == 'true')
         with:
           name: snap_stable_build_diff
@@ -195,14 +195,14 @@ jobs:
     if: (github.event_name == 'release') || (github.event_name == 'workflow_dispatch')
     steps:
       - name: Checkout snap-stable-build@master
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: 'Warzone2100/snap-stable-build'
           ref: master
           path: snap-stable-build
           ssh-key: '${{ secrets.SNAP_STABLE_BUILD_REPO_GH_DEPLOY_KEY }}'
       - name: Fetch Snap Stable Config Changes
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: snap_stable_build_diff
           path: '${{ github.workspace }}/diff'
diff --git a/.github/workflows/maintenance.yml b/.github/workflows/maintenance.yml
index 37f28823dcc..0d44b43dab4 100644
--- a/.github/workflows/maintenance.yml
+++ b/.github/workflows/maintenance.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         ref: master
         path: master
diff --git a/.github/workflows/publish_web_build.yml b/.github/workflows/publish_web_build.yml
index 27e9fcdedb8..076ab920081 100644
--- a/.github/workflows/publish_web_build.yml
+++ b/.github/workflows/publish_web_build.yml
@@ -77,7 +77,7 @@ jobs:
           echo "WZ_UPLOAD_PATH=${WZ_UPLOAD_PATH}" >> $GITHUB_ENV
           echo "WZ_UPLOAD_PATH=${WZ_UPLOAD_PATH}" >> $GITHUB_OUTPUT
       - name: Download Archive Artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: '${{ inputs.artifact }}'
           path: ./dl-archive
@@ -120,7 +120,7 @@ jobs:
           # Then, sync the server-worker.js
           # (If replacing in-place, the service-worker should be updated last)
           echo "::group::rsync"
-          rsync -chvzP -rlpt --exclude=/service-worker.js --stats --delete "${BUILD_ASSETS_UPLOAD_DIR}/" "${WZ_WEB_BUILD_UPLOAD_USERNAME}@${WZ_WEB_BUILD_UPLOAD_SSH_HOST}.wz2100.net:${WZ_UPLOAD_PATH}"
+          rsync -chvzP -rlpt --exclude=/service-worker.js --stats --delete "${BUILD_ASSETS_UPLOAD_DIR}/" "${WZ_WEB_BUILD_UPLOAD_USERNAME}@${WZ_WEB_BUILD_UPLOAD_SSH_HOST}:${WZ_UPLOAD_PATH}/"
           echo "::endgroup::"
           echo "::group::rsync (service-worker.js)"
           rsync -chvzP -lpt --stats "${BUILD_ASSETS_UPLOAD_DIR}/service-worker.js" "${WZ_WEB_BUILD_UPLOAD_USERNAME}@${WZ_WEB_BUILD_UPLOAD_SSH_HOST}:${WZ_UPLOAD_PATH}/"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9cf904f8b79..82fa2eeae78 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -96,7 +96,7 @@ jobs:
       - name: Prep Environment
         run: |
           mkdir empty-folder
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           path: 'src'