work on new engine

apps/stock/engine/package.json

@@ -0,0 +1,43 @@
+{
+  "name": "@stock-bot/engine",
+  "version": "1.0.0",
+  "type": "module",
+  "main": "index.mjs",
+  "types": "index.d.ts",
+  "exports": {
+    ".": {
+      "import": "./index.mjs",
+      "require": "./index.js",
+      "types": "./index.d.ts"
+    }
+  },
+  "files": [
+    "index.d.ts",
+    "index.js",
+    "index.mjs",
+    "index.node"
+  ],
+  "napi": {
+    "name": "engine",
+    "triples": {
+      "additional": [
+        "x86_64-pc-windows-msvc",
+        "x86_64-apple-darwin",
+        "x86_64-unknown-linux-gnu",
+        "aarch64-apple-darwin",
+        "aarch64-unknown-linux-gnu"
+      ]
+    }
+  },
+  "scripts": {
+    "build": "cargo-cp-artifact -nc index.node -- cargo build --message-format=json-render-diagnostics",
+    "build:debug": "npm run build --",
+    "build:release": "npm run build -- --release",
+    "build:napi": "napi build --platform --release",
+    "test": "cargo test"
+  },
+  "devDependencies": {
+    "@napi-rs/cli": "^2.16.3",
+    "cargo-cp-artifact": "^0.1"
+  }
+}