fix(build): compress option json & js
diff --git a/build.js b/build.js
index 09c0cbc..0f5e71f 100644
--- a/build.js
+++ b/build.js
@@ -300,14 +300,11 @@
         const descBasename = `${partKey}.json`;
         const descDestPath = path.resolve(config.releaseDestDir, `${language}/documents/${docName}-parts/${descBasename}`);
         fse.ensureDirSync(path.dirname(descDestPath));
-        const content = JSON.stringify(json, null, 2);
         fse.outputFileSync(
             descDestPath,
-            // format ? JSON.stringify(partDescriptions, null, 2) : JSON.stringify(partDescriptions),
-            content,
+            format ? JSON.stringify(json, null, 2) : JSON.stringify(json),
             'utf-8'
         );
-        // Convnert to JS
         convertToJS(descBasename, descDestPath);
     }
 
diff --git a/tool/md2json.js b/tool/md2json.js
index 1b30a06..ec33237 100644
--- a/tool/md2json.js
+++ b/tool/md2json.js
@@ -162,7 +162,7 @@
 
     let currentLevel = 0;
     const result = {
-        '$schema': 'https://echarts.apache.org/doc/json-schem',
+        '$schema': 'https://echarts.apache.org/doc/json-schema',
         'option': {
             'type': 'Object',
             'properties': {},