feat(canyon-uploader): update

tools/canyon-uploader/README.md

@@ -0,0 +1,23 @@
+Canyon Uploader
+
+## 使用
+
+1. 安装依赖
+
+```bash
+npm install -g canyon-uploader
+```
+
+2. 使用
+
+```bash
+canyon-uploader hit --dsn=http://localhost:8080/coverage/map/client
+```
+
+or
+
+map是支持playwright等自动化工具生成的覆盖率数据
+
+```bash
+canyon-uploader map --dsn=http://localhost:8080/coverage/client
+```