Slope fix

.github/workflows/build.yml

@@ -6,8 +6,6 @@ on:
   pull_request:
     branches: ["*"]
   workflow_dispatch:
-env:
-  VCPKG_BINARY_SOURCES: "clear;x-gha,readwrite"
 jobs:
   pre-commit:
     runs-on: ubuntu-latest
@@ -22,22 +20,32 @@ jobs:
           pre-commit run -a
   ubuntu-latest-build:
     runs-on: ubuntu-latest
-    timeout-minutes: 15
+    timeout-minutes: 30
     steps:
       - uses: actions/checkout@v4
-      - name: Cache apt packages
-        uses: actions/cache@v4
-        with:
-          path: |
-            /var/cache/apt
-            /var/lib/apt/lists
-          key: ${{ runner.os }}-apt-${{ hashFiles('scripts/install-ubuntu-deps.sh')
-            }}
-          restore-keys: |
-            ${{ runner.os }}-apt-
       - name: Install dependencies
+        uses: awalsh128/cache-apt-pkgs-action@v1
+        with:
+          packages: libgdal-dev libopencv-dev cmake libomp-dev rpm qt6-base-dev libglx-dev
+            libgl1-mesa-dev qt6-image-formats-plugins libqt6svg6-dev ccache mold ninja-build
+          version: 1.1
+          execute_install_scripts: true
+      # Install LAPACK/BLAS directly (not via cache) because liblapack.so.3 and
+      # libblas.so.3 are update-alternatives-managed symlinks; cache-apt-pkgs-action
+      # restores package files but does not run update-alternatives triggers, so the
+      # .so.3 symlinks are missing when restored from cache (breaks linking on arm64).
+      - name: Install LAPACK/BLAS
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y --no-install-recommends \
+            liblapack-dev libblas-dev liblapack3 libblas3
+          sudo ldconfig
+      - name: Verify LAPACK installation
         run: |
-          ./scripts/install-ubuntu-deps.sh
+          ldconfig -p | grep -E 'lapack|blas' \
+            || echo "Warning: LAPACK/BLAS not found in library cache"
+          ls -la /usr/lib/*/liblapack* /usr/lib/*/libblas* 2>/dev/null \
+            || echo "Warning: LAPACK/BLAS libraries not found"
       - name: Build CLI code
         run: |
           ./scripts/linux-build.sh -DBLAZE_CLI_ONLY=True
@@ -55,25 +63,30 @@ jobs:
           ./blaze-cli assets/default_config.json
   ubuntu-22-pdal-build:
     runs-on: ubuntu-22.04
-    timeout-minutes: 15
+    timeout-minutes: 30
     steps:
       - uses: actions/checkout@v4
-      - name: Cache apt packages
-        uses: actions/cache@v4
-        with:
-          path: |
-            /var/cache/apt
-            /var/lib/apt/lists
-          key: ${{ runner.os }}-apt-${{ hashFiles('scripts/install-ubuntu-deps.sh')
-            }}
-          restore-keys: |
-            ${{ runner.os }}-apt-
       - name: Install dependencies
+        uses: awalsh128/cache-apt-pkgs-action@v1
+        with:
+          packages: libgdal-dev libopencv-dev cmake libomp-dev rpm qt6-base-dev libglx-dev
+            libgl1-mesa-dev qt6-image-formats-plugins libqt6svg6-dev ccache mold ninja-build
+            libpdal-dev
+          version: 1.1
+          execute_install_scripts: true
+      # Install LAPACK/BLAS directly (see comment in ubuntu-latest-build).
+      - name: Install LAPACK/BLAS
         run: |
-          ./scripts/install-ubuntu-deps.sh
-      - name: Install pdal
+          sudo apt-get update
+          sudo apt-get install -y --no-install-recommends \
+            liblapack-dev libblas-dev liblapack3 libblas3
+          sudo ldconfig
+      - name: Verify LAPACK installation
         run: |
-          sudo apt install -y libpdal-dev
+          ldconfig -p | grep -E 'lapack|blas' \
+            || echo "Warning: LAPACK/BLAS not found in library cache"
+          ls -la /usr/lib/*/liblapack* /usr/lib/*/libblas* 2>/dev/null \
+            || echo "Warning: LAPACK/BLAS libraries not found"
       - name: Build CLI code
         run: |
           ./scripts/linux-build.sh -DBLAZE_CLI_ONLY=True -DBLAZE_USE_PDAL=True

.github/workflows/cleanup-artifacts.yml

@@ -0,0 +1,22 @@
+---
+name: Remove old artifacts
+on:
+  schedule:
+    # Every day at 3am AEST (5pm UTC previous day)
+    - cron: '0 17 * * *'
+jobs:
+  remove-old-artifacts:
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    # For private repos
+    permissions:
+      actions: write
+    steps:
+      - name: Remove old artifacts
+        uses: c-hive/gha-remove-artifacts@v1
+        with:
+          age: '1 week' # Remove artifacts older than 1 week
+          # Optional inputs
+
+# skip-tags: true
+# skip-recent: 5

.github/workflows/coverage.yml

@@ -9,25 +9,35 @@ on:
 jobs:
   coverage:
     runs-on: ubuntu-latest
-    timeout-minutes: 15
+    timeout-minutes: 30
     steps:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0 # Fetch all history for better coverage reports
-      - name: Cache apt packages
-        uses: actions/cache@v4
-        with:
-          path: |
-            /var/cache/apt
-            /var/lib/apt/lists
-          key: ${{ runner.os }}-apt-${{ hashFiles('scripts/install-ubuntu-deps.sh')
-            }}-coverage
-          restore-keys: |
-            ${{ runner.os }}-apt-
       - name: Install dependencies
+        uses: awalsh128/cache-apt-pkgs-action@v1
+        with:
+          packages: libgdal-dev libopencv-dev cmake libomp-dev rpm qt6-base-dev libglx-dev
+            libgl1-mesa-dev qt6-image-formats-plugins libqt6svg6-dev ccache mold ninja-build
+            lcov gcovr
+          version: 1.1
+          execute_install_scripts: true
+      # Install LAPACK/BLAS directly (not via cache) because liblapack.so.3 and
+      # libblas.so.3 are update-alternatives-managed symlinks; cache-apt-pkgs-action
+      # restores package files but does not run update-alternatives triggers, so the
+      # .so.3 symlinks are missing when restored from cache (breaks linking on arm64).
+      - name: Install LAPACK/BLAS
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y --no-install-recommends \
+            liblapack-dev libblas-dev liblapack3 libblas3
+          sudo ldconfig
+      - name: Verify LAPACK installation
         run: |
-          ./scripts/install-ubuntu-deps.sh
-          sudo apt install -y lcov gcovr
+          ldconfig -p | grep -E 'lapack|blas' \
+            || echo "Warning: LAPACK/BLAS not found in library cache"
+          ls -la /usr/lib/*/liblapack* /usr/lib/*/libblas* 2>/dev/null \
+            || echo "Warning: LAPACK/BLAS libraries not found"
       - name: Configure CMake with coverage
         run: |
           mkdir -p coverage-build

.github/workflows/qgis-plugin-test.yml

@@ -34,12 +34,19 @@ jobs:
           export BLAZE_COMBINED_DIR=assets/out/combined
           export BLAZE_OUTPUT_PATH=assets/out/combined.qgz
           export BLAZE_EXIT_AFTER_RUN=1
+          export BLAZE_SKIP_TOPO_DOWNLOAD=1
           export QT_QPA_PLATFORM=offscreen
-          timeout 300 xvfb-run -a qgis --nologo --code qgis_plugin/blaze_loader/create_qgis_project.py || true
-      - name: Check for QGIS project and required files
+          # Invoke the script as a standalone PyQGIS Python program (with
+          # python -u for unbuffered output) rather than via `qgis --code`.
+          # The `qgis --code` path was not executing the script at all in the
+          # containerised, offscreen environment (QGIS's Python console isn't
+          # initialised before startup hangs), so nothing from the script ever
+          # appeared in logs. The script now creates its own headless
+          # QgsApplication when run this way — see its __main__ block.
+          timeout 300 python3 -u qgis_plugin/blaze_loader/create_qgis_project.py
+      - name: Check for QGIS project
         run: |
           test -f assets/out/combined.qgz
-          test -f assets/out/combined/nsw_topo.gpkg
       - name: Upload QGIS project with all layers
         uses: actions/upload-artifact@v4
         with:

.github/workflows/release-app.yml

@@ -14,8 +14,11 @@ permissions:
   contents: write
   packages: write
 env:
+  # Binary cache stored in this repo's GitHub Packages (NuGet) feed. The
+  # previous `x-gha` backend was removed by vcpkg in 2025 and also capped at
+  # 10 GB per repo, causing constant cache eviction/thrashing with Qt+GDAL.
+  # GitHub Packages on a public repo has no practical storage limit.
   VCPKG_BINARY_SOURCES: "clear;nuget,GitHub,readwrite"
-  NUGET_CREDENTIALPROVIDER_SESSIONTOKENCACHE_ENABLED: "false"
 jobs:
   package-windows:
     runs-on: ${{ matrix.os }}
@@ -45,24 +48,27 @@ jobs:
           }
           echo "version=$tag" >> $env:GITHUB_OUTPUT
           echo "Version: $tag"
-      - name: Setup NuGet credentials
+      - name: Configure vcpkg binary cache (GitHub Packages NuGet)
         shell: pwsh
         run: |
-          $owner = "${{ github.repository_owner }}".ToLower()
-          $feed_url = "https://nuget.pkg.github.com/$owner/index.json"
-
-          nuget sources remove -Name "GitHub" -ErrorAction SilentlyContinue
-          nuget sources add -Name "GitHub" `
-            -Source $feed_url `
-            -UserName "$owner" `
-            -Password "${{ secrets.VCPKG_PAT_TOKEN }}" `
-            -StorePasswordInClearText `
-            -NonInteractive
-
-          nuget setapikey "${{ secrets.VCPKG_PAT_TOKEN }}" -Source $feed_url -NonInteractive
-
-          echo "VCPKG_BINARY_SOURCES=clear;nuget,GitHub,readwrite" >> $env:GITHUB_ENV
-          echo "VCPKG_NUGET_REPOSITORY=$feed_url" >> $env:GITHUB_ENV
+          # Locate a vcpkg.exe so we can use its bundled nuget. The
+          # runner-provided VCPKG_INSTALLATION_ROOT works; our project's
+          # FetchContent-managed vcpkg hasn't bootstrapped yet at this point.
+          $vcpkg = Join-Path $env:VCPKG_INSTALLATION_ROOT 'vcpkg.exe'
+          if (-not (Test-Path $vcpkg)) {
+            Write-Error "vcpkg.exe not found at $vcpkg (VCPKG_INSTALLATION_ROOT=$env:VCPKG_INSTALLATION_ROOT)"
+            exit 1
+          }
+          $nuget = & $vcpkg fetch nuget | Select-Object -Last 1
+          $owner = '${{ github.repository_owner }}'
+          $feed  = "https://nuget.pkg.github.com/$owner/index.json"
+          & $nuget sources add `
+              -Source $feed `
+              -StorePasswordInClearText `
+              -Name GitHub `
+              -UserName $owner `
+              -Password '${{ secrets.GITHUB_TOKEN }}'
+          & $nuget setapikey '${{ secrets.GITHUB_TOKEN }}' -Source $feed
       - name: Cache NSIS
         id: nsis-cache
         uses: actions/cache@v4
@@ -101,6 +107,14 @@ jobs:
           if (Test-Path "build/_CPack_Packages/win64/NSIS/NSISOutput.log") {
             Get-Content "build/_CPack_Packages/win64/NSIS/NSISOutput.log"
           }
+      - name: Install package
+        run: |
+          $installer = (Get-Item build/Blaze-*.exe).FullName
+          Start-Process -Wait -FilePath $installer -ArgumentList '/S', '/D=C:\BlazeTest'
+      - name: Test installed package
+        run: |
+          Copy-Item -Recurse C:\BlazeTest\share\assets $env:TEMP\blaze-test
+          & C:\BlazeTest\bin\blaze-cli.exe $env:TEMP\blaze-test\default_config.json
       - name: Upload Artifact
         uses: actions/upload-artifact@v4
         with:
@@ -136,7 +150,28 @@ jobs:
           echo "version=$TAG" >> $GITHUB_OUTPUT
           echo "Version: $TAG"
       - name: Install dependencies
-        run: ./scripts/install-ubuntu-deps.sh
+        uses: awalsh128/cache-apt-pkgs-action@v1
+        with:
+          packages: libgdal-dev libopencv-dev cmake libomp-dev rpm qt6-base-dev libglx-dev
+            libgl1-mesa-dev qt6-image-formats-plugins libqt6svg6-dev ccache mold ninja-build
+          version: 1.1
+          execute_install_scripts: true
+      # Install LAPACK/BLAS directly (not via cache) because liblapack.so.3 and
+      # libblas.so.3 are update-alternatives-managed symlinks; cache-apt-pkgs-action
+      # restores package files but does not run update-alternatives triggers, so the
+      # .so.3 symlinks are missing when restored from cache (breaks linking on arm64).
+      - name: Install LAPACK/BLAS
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y --no-install-recommends \
+            liblapack-dev libblas-dev liblapack3 libblas3
+          sudo ldconfig
+      - name: Verify LAPACK installation
+        run: |
+          ldconfig -p | grep -E 'lapack|blas' \
+            || echo "Warning: LAPACK/BLAS not found in library cache"
+          ls -la /usr/lib/*/liblapack* /usr/lib/*/libblas* 2>/dev/null \
+            || echo "Warning: LAPACK/BLAS libraries not found"
       - name: Configure
         run: |
           CMAKE_ARGS=""
@@ -150,6 +185,14 @@ jobs:
         run: |
           cd build
           cpack -C Release -G DEB
+      - name: Install DEB package
+        run: |
+          sudo dpkg -i build/Blaze-*.deb || true
+          sudo apt-get install -f -y
+      - name: Test installed package
+        run: |
+          cp -r /usr/share/assets /tmp/blaze-test
+          blaze-cli /tmp/blaze-test/default_config.json
       - name: Upload Artifact
         uses: actions/upload-artifact@v4
         with:

.gitignore

@@ -36,6 +36,8 @@ linux-deps/
 out/
 tmp/
 laz_files/
+test_laz_files/
+test_laz_files_output_*/
 vcpkg_installed/
 
 *.user