Also build for 32-bit x86 windows

Author: simolus3

.github/actions/windows/action.yml

@@ -9,8 +9,8 @@ runs:
       with:
         toolchain: nightly-2025-04-15
         components: rust-src
-        targets: x86_64-pc-windows-msvc,aarch64-pc-windows-msvc
-    
+        targets: x86_64-pc-windows-msvc,aarch64-pc-windows-msvc,i686-pc-windows-msvc
+
     - name: Build binaries
       shell: bash
       run: |
@@ -24,3 +24,4 @@ runs:
         path: |
           powersync_x64.dll
           powersync_aarch64.dll
+          powersync_x86.dll          

tool/build_windows.sh

@@ -1,11 +1,21 @@
 #!/bin/sh
 set -e
 
-if [ "$1" = "x64" ]; then
-  cargo build -Z build-std=panic_abort,core,alloc -p powersync_loadable --release --target x86_64-pc-windows-msvc
-  mv "target/x86_64-pc-windows-msvc/release/powersync.dll" "powersync_x64.dll"
-else
-  #Note: aarch64-pc-windows-msvc has not been tested.
-  cargo build -Z build-std=panic_abort,core,alloc -p powersync_loadable --release --target aarch64-pc-windows-msvc
-  mv "target/aarch64-pc-windows-msvc/release/powersync.dll" "powersync_aarch64.dll"
-fi
+case "$1" in
+  x64)
+    cargo build -Z build-std=panic_abort,core,alloc -p powersync_loadable --release --target x86_64-pc-windows-msvc
+    mv "target/x86_64-pc-windows-msvc/release/powersync.dll" "powersync_x64.dll"
+    ;;
+  x86)
+    cargo build -Z build-std=panic_abort,core,alloc -p powersync_loadable --release --target i686-pc-windows-msvc
+    mv "target/i686-pc-windows-msvc/release/powersync.dll" "powersync_x86.dll"
+    ;;
+  aarch64)
+    cargo build -Z build-std=panic_abort,core,alloc -p powersync_loadable --release --target aarch64-pc-windows-msvc
+    mv "target/aarch64-pc-windows-msvc/release/powersync.dll" "powersync_aarch64.dll"
+    ;;
+  *)
+    echo "Unknown architecture"
+    exit 1
+    ;;
+esac