Fixing CI builds for Windows on GitHub Actions

.github/workflows/release.yml

@@ -89,7 +89,7 @@ jobs:
 
       - name: Fix permissions
         run: sudo chown -R $(id -u):$(id -g) target
-        
+
       - name: Build Debian package
         run: |
           cargo deb --no-build --target aarch64-unknown-linux-musl \
@@ -151,7 +151,6 @@ jobs:
           name: kingfisher-darwin-x64.tgz
           path: dist/kingfisher-darwin-x64.tgz
 
-
   macos-arm64:
     name: macOS arm64
     runs-on: macos-14
@@ -182,11 +181,18 @@ jobs:
           name: kingfisher-darwin-arm64.tgz
           path: dist/kingfisher-darwin-arm64.tgz
 
-
   # ──────────────── Windows ────────────────
   windows:
     name: Windows x64
     runs-on: windows-latest
+
+    # Windows-only env to keep vcpkg consistent and enable caching
+    env:
+      VCPKG_ROOT: C:\vcpkg
+      VCPKG_DOWNLOADS: C:\vcpkg\downloads
+      VCPKG_FEATURE_FLAGS: binarycaching
+      VCPKG_BINARY_SOURCES: clear;x-gha,readwrite
+
     steps:
       - uses: actions/checkout@v4
       - uses: actions-rs/toolchain@v1
@@ -195,8 +201,9 @@ jobs:
           profile: minimal
           override: true
 
+      # Cache vcpkg artifacts & downloads (so we only fetch PCRE once)
       - name: Cache vcpkg artifacts
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             C:\vcpkg\buildtrees
@@ -209,7 +216,21 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-vcpkg-
 
-      - uses: Swatinem/rust-cache@v2
+      # Ensure downloads dir exists and seed PCRE 8.45 zip from a working mirror
+      - name: Pre-seed PCRE 8.45 for vcpkg (bypass SourceForge redirect)
+        shell: pwsh
+        run: |
+          New-Item -ItemType Directory -Force -Path "$env:VCPKG_DOWNLOADS" | Out-Null
+          $dst = Join-Path $env:VCPKG_DOWNLOADS "pcre-8.45.zip"
+          if (-not (Test-Path $dst)) {
+            Invoke-WebRequest `
+              -Uri "https://versaweb.dl.sourceforge.net/project/pcre/pcre/8.45/pcre-8.45.zip" `
+              -OutFile $dst -UseBasicParsing
+          }
+          Get-ChildItem $env:VCPKG_DOWNLOADS
+
+      - uses: swatinem/rust-cache@v2
+
       - name: Build
         run: .\buildwin.bat
         shell: cmd
@@ -268,6 +289,6 @@ jobs:
         with:
           tag: v${{ steps.version.outputs.version }}
           name: "Kingfisher v${{ steps.version.outputs.version }}"
-          bodyFile: .latest_changelog.md      # ← only the most-recent entry
+          bodyFile: .latest_changelog.md # ← only the most-recent entry
           generateReleaseNotes: false
-          artifacts: target/release/**
+          artifacts: target/release/**