feat: import file-graph package

* Update Dockerfile structure, copy quests, packages to sub folder

server/src/game/commandHandler.js

@@ -1,7 +1,10 @@
 import minimist from 'minimist'
+import { FileGraph } from '@linux-odyssey/file-graph'
 import Quest from '../models/quest.js'
 import { pushToSession } from '../api/socket.js'
 
+console.log(typeof FileGraph)
+
 // 檢查 pattern 是否符合 input
 const checkMatch = (pattern, input) => {
   if (pattern.length === 0) return true
@@ -11,6 +14,40 @@ const checkMatch = (pattern, input) => {
   })
 }
 
+async function discoverHandler(session, commandInput, additionalData) {
+  const graph = new FileGraph(session.graph)
+  graph.discover(additionalData.discover)
+  console.log('graph:', graph.toString())
+  session.graph = graph.toJSON()
+  await session.save()
+}
+
+const pushGraph = (session, commandInput, additionalData) => {
+  pushToSession(session.id, 'graph', {
+    pwd: commandInput.pwd,
+    discover: additionalData.discover,
+  })
+}
+
+const eventListenr = {
+  add: [],
+  remove: [],
+  discover: [discoverHandler, pushGraph],
+  pwd: [],
+}
+
+function handleEvent(session, commandInput, additionalData) {
+  const events = Object.keys(additionalData)
+  events.forEach((event) => {
+    const handlers = eventListenr[event]
+    if (handlers) {
+      handlers.forEach((handler) =>
+        handler(session, commandInput, additionalData)
+      )
+    }
+  })
+}
+
 async function commandHandler(session, commandInput, additionalData) {
   const quest = await Quest.findById(session.quest)
   const stage = quest.stages.find((s) => s.id === session.progress)
@@ -21,12 +58,8 @@ async function commandHandler(session, commandInput, additionalData) {
 
   const argv = minimist(commandInput.command.split(' '))
 
-  if ('discover' in additionalData) {
-    pushToSession(session.id, 'graph', {
-      pwd: commandInput.pwd,
-      discover: additionalData.discover,
-    })
-  } else if (argv._[0] === 'cd') {
+  handleEvent(session, commandInput, additionalData)
+  if (argv._[0] === 'cd') {
     pushToSession(session.id, 'graph', { pwd: commandInput.pwd })
   }