fix: add error handling

server/src/game/commandHandler.js

@@ -50,9 +50,18 @@ export default class CommandHandler extends SessionHandler {
   }
 
   async discoverHandler() {
+    try {
       const graph = new FileGraph(this.session.graph)
       graph.discover(this.params.discover)
       this.session.graph = graph
+    } catch (e) {
+      logger.error('Update file graph failed', {
+        error: e,
+        session: this.session.id,
+        graph: this.session.graph,
+        discover: this.params.discover,
+      })
+    }
   }
 
   async isMatch(condition) {
@@ -111,6 +120,7 @@ export default class CommandHandler extends SessionHandler {
   }
 
   async run() {
+    try {
       this.quest = await Quest.findById(this.session.quest)
       const stages = this.getStages()
       if (stages.length === 0) {
@@ -143,5 +153,13 @@ export default class CommandHandler extends SessionHandler {
         end: this.session.status === 'finished',
         ...response,
       }
+    } catch (err) {
+      logger.error('CommandHandler error', {
+        error: err,
+        session: this.session.id,
+        command: this.commandInput,
+      })
+      return {}
+    }
   }
 }