Update DeepL proxy target and cleanup project files

Changed proxy target in nitro.config.ts from api-free.deepl.com to www2.deepl.com. Removed README.md and reformatted .eslintrc. Reordered scripts in package.json for consistency.

package.json

@@ -1,12 +1,12 @@
 {
-  "private": true,
-  "scripts": {
-    "prepare": "nitropack prepare",
-    "dev": "nitropack dev",
-    "build": "nitropack build",
-    "preview": "node .output/server/index.mjs"
-  },
   "dependencies": {
     "nitropack": "latest"
+  },
+  "private": true,
+  "scripts": {
+    "build": "nitropack build",
+    "dev": "nitropack dev",
+    "prepare": "nitropack prepare",
+    "preview": "node .output/server/index.mjs"
   }
 }