add em logging

Author: softmarshmallow

crates/grida-canvas-wasm/justfile

@@ -85,15 +85,21 @@ info:
 # Internal recipe: Build WASM (debug mode)
 _build_wasm32_unknown_emscripten_debug:
     @echo "🔨 Building for wasm32-unknown-emscripten target..."
-    @bash -c 'set -euo pipefail; {{_wasm32_unknown_emscripten_env}}; time cargo build --target wasm32-unknown-emscripten'
+    @bash -c 'set -euo pipefail; \
+        {{_wasm32_unknown_emscripten_env}}; \
+        echo "🧰 $(emcc --version | { IFS= read -r l; echo "$l"; })"; \
+        time cargo build --target wasm32-unknown-emscripten'
     @echo "✅ Build completed successfully!"
     @echo "📁 Output file: ../../target/wasm32-unknown-emscripten/debug/grida_canvas_wasm.wasm"
     @echo "🎉 Grida Canvas WASM is ready for use!"
 
 # Internal recipe: Build WASM (release mode)
 _build_wasm32_unknown_emscripten_release:
     @echo "🔨 Building for wasm32-unknown-emscripten target (Production Mode)..."
-    @bash -c 'set -euo pipefail; {{_wasm32_unknown_emscripten_env}}; time cargo build --release --target wasm32-unknown-emscripten'
+    @bash -c 'set -euo pipefail; \
+        {{_wasm32_unknown_emscripten_env}}; \
+        echo "🧰 $(emcc --version | { IFS= read -r l; echo "$l"; })"; \
+        time cargo build --release --target wasm32-unknown-emscripten'
     @echo "✅ Production build completed successfully!"
     @echo "📁 Output file: ../../target/wasm32-unknown-emscripten/release/grida_canvas_wasm.wasm"
     @echo "⚡ Production optimizations applied:"