opt keywords_must for Linux安装

data/1.gml初阶/3.Linux入门/21.Linux安装/config.json

@@ -4,7 +4,7 @@
     "安装Ubuntu",
     "安装CentOS"
   ],
-  "keywords_must": [["linux", "安装"]],
+  "keywords_must": [["Ubuntu", "安装"], ["CentOS", "安装"]],
   "keywords_forbid": [],
   "children": [],
   "export": [

data/1.gml初阶/3.Linux入门/config.json

 {
   "node_id": "gml-59cbc635a28b4a758b2070206eab6664",
   "keywords": [],
-  "keywords_must": [["Linux", "命令"]],
+  "keywords_must": ["Linux"],
   "keywords_forbid": []
 }
\ No newline at end of file

data/tree.json

@@ -698,7 +698,11 @@
                       "children": [],
                       "keywords_must": [
                         [
-                          "linux",
+                          "Ubuntu",
+                          "安装"
+                        ],
+                        [
+                          "CentOS",
                           "安装"
                         ]
                       ],
@@ -707,10 +711,7 @@
                   }
                 ],
                 "keywords_must": [
-                  [
-                    "Linux",
-                    "命令"
-                  ]
+                  "Linux"
                 ],
                 "keywords_forbid": []
               }