feat: 添加 exports 字段到 package.json 并创建 readme.md 文件

package.json

@@ -25,6 +25,9 @@
     "convex": "1.31.7",
     "jose": "^6.1.3"
   },
+  "exports": {
+    ".": "./convex/_generated/api.js"
+  },
   "publishConfig": {
     "access": "public"
   }

readme.md

@@ -0,0 +1,9 @@
+# 基于convex做一些小玩具
+
+## 安装
+
+```json
+{
+  "@kevisual/convex":"git+https://cnb.cool/kevisual/convex"
+}
+```