fix: add defensive checks for undefined arrays to prevent find/filter errors

src/main/core/mihomoApi.ts

@@ -105,14 +105,14 @@ export const mihomoGroups = async (): Promise<IMihomoMixedGroup[]> => {
     if (proxies.proxies[name] && 'all' in proxies.proxies[name] && !proxies.proxies[name].hidden) {
       const newGroup = proxies.proxies[name]
       newGroup.testUrl = url
-      const newAll = newGroup.all.map((name) => proxies.proxies[name])
+      const newAll = (newGroup.all || []).map((name) => proxies.proxies[name])
       groups.push({ ...newGroup, all: newAll })
     }
   })
   if (!groups.find((group) => group.name === 'GLOBAL')) {
     const newGlobal = proxies.proxies['GLOBAL'] as IMihomoGroup
     if (!newGlobal.hidden) {
-      const newAll = newGlobal.all.map((name) => proxies.proxies[name])
+      const newAll = (newGlobal.all || []).map((name) => proxies.proxies[name])
       groups.push({ ...newGlobal, all: newAll })
     }
   }

src/main/core/profileUpdater.ts

@@ -13,7 +13,7 @@ async function updateProfile(id: string): Promise<void> {
 }
 
 export async function initProfileUpdater(): Promise<void> {
-  const { items, current } = await getProfileConfig()
+  const { items = [], current } = await getProfileConfig()
   const currentItem = await getCurrentProfileItem()
 
   for (const item of items.filter((i) => i.id !== current)) {

src/main/resolve/gistApi.ts

@@ -23,7 +23,7 @@ async function listGists(token: string): Promise<GistInfo[]> {
     },
     responseType: 'json'
   })
-  return res.data as GistInfo[]
+  return Array.isArray(res.data) ? res.data : []
 }
 
 async function createGist(token: string, content: string): Promise<void> {