opt keywords_must for linux使用命令

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": [["linux", "安装"]],
   "keywords_forbid": [],
   "children": [],
   "export": [

data/3.gml高阶/1.Linux实用命令/1.grep命令/config.json

 {
   "node_id": "gml-66baba204f5042a79ebc82bc2a26ae32",
   "keywords": [],
-  "keywords_must": ["Linux命令"],
+  "keywords_must": [["linux", "grep"]],
   "keywords_forbid": [],
   "children": [],
   "export": [

data/3.gml高阶/1.Linux实用命令/2.awk命令/config.json

 {
   "node_id": "gml-d6688990de744b7fa45a0b473dbeff83",
   "keywords": [],
-  "keywords_must": ["Linux命令"],
+  "keywords_must": [["linux", "awk"]],
   "keywords_forbid": [],
   "children": [],
   "export": [

data/3.gml高阶/1.Linux实用命令/3.sed命令/config.json

 {
   "node_id": "gml-950dfde5ccf94f15a5316cabdfa72da4",
   "keywords": [],
-  "keywords_must": ["Linux命令"],
+  "keywords_must": [["linux", "sed"]],
   "keywords_forbid": [],
   "children": [],
   "export": [

data/3.gml高阶/1.Linux实用命令/4.lsof命令/config.json

 {
   "node_id": "gml-df258842dc7544c599464bc3b4dd69fb",
   "keywords": [],
-  "keywords_must": ["Linux命令"],
+  "keywords_must": [["linux", "lsof"]],
   "keywords_forbid": [],
   "children": [],
   "export": [

data/3.gml高阶/1.Linux实用命令/5.df和du命令/config.json

 {
   "node_id": "gml-eb27985ee6c444259e95f2ef7551908c",
   "keywords": [],
-  "keywords_must": ["Linux命令"],
+  "keywords_must": [["linux", "df"], ["linux", "du"]],
   "keywords_forbid": [],
   "children": [],
   "export": [

data/3.gml高阶/1.Linux实用命令/6.tcpdump命令/config.json

 {
   "node_id": "gml-cf0d7a4a97c34c3ba01732646fcb0617",
   "keywords": [],
-  "keywords_must": ["Linux命令"],
+  "keywords_must": [["linux", "tcpdump"]],
   "keywords_forbid": [],
   "children": [],
   "export": [

data/3.gml高阶/1.Linux实用命令/7.netstat命令/config.json

 {
   "node_id": "gml-260d46ea06e641b68ad7161513dc7be0",
   "keywords": [],
-  "keywords_must": ["Linux命令"],
+  "keywords_must": [["linux", "netstat"]],
   "keywords_forbid": [],
   "children": [],
   "export": [

data/3.gml高阶/1.Linux实用命令/8.cURL和wget命令/config.json

 {
   "node_id": "gml-74f056c07abb4af6819b096e2680c6b5",
   "keywords": [],
-  "keywords_must": ["Linux命令"],
+  "keywords_must": [["linux", "curl"], ["linux", "wget"]],
   "keywords_forbid": [],
   "children": [],
   "export": [