feat(wasm): 添加 ec_renderer_wasm 模块并更新构建脚本

添加了 ec_renderer_wasm 模块，包括 Cargo.toml、README.md 和 lib.rs 文件，并在 package.json 中更新了构建脚本以支持 wasm 模块的构建

Author: ExquisiteCore

frontend/ec_renderer_wasm/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "ec_renderer_wasm"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]

frontend/ec_renderer_wasm/README.md

@@ -0,0 +1,9 @@
+# EC Renderer Wasm
+
+wasm module for mona front-end
+
+## build
+
+```
+wasm-pack build
+```

frontend/ec_renderer_wasm/src/lib.rs

@@ -0,0 +1,14 @@
+pub fn add(left: u64, right: u64) -> u64 {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}

frontend/package.json

@@ -6,7 +6,8 @@
     "dev": "next dev ",
     "build": "next build",
     "start": "next start",
-    "lint": "next lint"
+    "lint": "next lint",
+    "build:wasm": "wasm-pack build ec_renderer_wasm"
   },
   "dependencies": {
     "@hookform/resolvers": "^4.1.3",