Prepare JSR package metadata

Author: RouterBase Contributors

packages/jsr-routerbase/deno.json

@@ -1,4 +1,14 @@
 {
+  "name": "@routerbase/client",
+  "version": "0.1.0",
+  "license": "MIT",
+  "exports": "./src/mod.ts",
+  "publish": {
+    "include": [
+      "README.md",
+      "src/**/*.ts"
+    ]
+  },
   "tasks": {
     "check": "deno check src/mod.ts"
   },