Add build with rust 1.75 to keep win7 compatibility

.github/workflows/ci_test.yml

@@ -142,6 +142,22 @@ jobs:
       - name: Run cargo test
         run: cargo test --no-default-features
 
+  check_test_windows7:
+    name: Check and test Windows7 (rustc 1.75)
+    runs-on: windows-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Install stable toolchain
+        uses: dtolnay/[email protected]
+
+      - name: Run cargo check
+        run: cargo check --no-default-features
+
+      - name: Run cargo test
+        run: cargo test --no-default-features
+
   check_test_macos:
     name: Check and test macOS
     runs-on: macos-latest

.github/workflows/publish.yml

@@ -168,6 +168,29 @@ jobs:
           asset_name: camilladsp-windows-amd64.zip
           tag: ${{ github.ref }}
 
+  windows7:
+    name: Windows7
+    runs-on: windows-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Install stable toolchain
+        uses: dtolnay/[email protected]
+
+      - name: Build
+        run: cargo build --release
+
+      - name: Compress
+        run: powershell Compress-Archive target/release/camilladsp.exe camilladsp.zip
+
+      - name: Upload binaries to release
+        uses: svenstaro/upload-release-action@v2
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: camilladsp.zip
+          asset_name: camilladsp-windows7-amd64.zip
+          tag: ${{ github.ref }}
   macos:
     name: macOS
     runs-on: macos-latest