Use wasm32-wasi for static lib.

Author: rkistner

tool/build_wasm.sh

@@ -24,10 +24,13 @@ RUSTFLAGS="-C link-arg=-sSIDE_MODULE=2 -C link-arg=-sASYNCIFY=1 -C link-arg=-sJS
     -Z build-std=panic_abort,core,alloc \
     --target wasm32-unknown-emscripten
 
-# Static lib (works for both sync and asyncify builds)
-# target/wasm32-unknown-emscripten/wasm/libpowersync.a
+
+# Static lib.
+# Works for both sync and asyncify builds.
+# Works for both emscripten and wasi.
+# target/wasm32-wasi/wasm/libpowersync.a
 cargo build \
   -p powersync_static \
   --profile wasm \
   -Z build-std=panic_abort,core,alloc \
-  --target wasm32-unknown-emscripten
+  --target wasm32-wasi