perf: config home page

files/deploy/fastgpt/config.json

@@ -4,7 +4,9 @@
     "show_register": false,
     "show_appStore": false,
     "show_userDetail": false,
+    "show_contact": true,
     "show_git": true,
+    "show_doc": true,
     "systemTitle": "FastGPT",
     "authorText": "Made by FastGPT Team.",
     "gitLoginKey": "",
@@ -15,7 +17,6 @@
     "qaMaxProcess": 15,
     "pgIvfflatProbe": 20
   },
-  "plugins": {},
   "ChatModels": [
     {
       "model": "gpt-3.5-turbo",