fix(phase3): description optional, restore nginx to host IP

- Make ledger description field optional (was required, caused 400)
- Revert nginx.conf back to 192.168.1.14:8090 (host IP, reliable)
- Keep docker-compose port mapping as 8090:8090
- Add $autoCancel:false to ledger/asset API calls

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

frontend/nginx.conf

@@ -17,7 +17,7 @@ server {
 
     # SSE realtime 连接（必须在 /api/ 之前）
     location /api/realtime {
-        proxy_pass http://gamegroup-pb:8090;
+        proxy_pass http://192.168.1.14:8090;
         proxy_http_version 1.1;
         proxy_set_header Connection '';
         proxy_set_header Host $host;
@@ -33,7 +33,7 @@ server {
     # API 代理到局域网 PocketBase
     location /api/ {
         client_max_body_size 500m;
-        proxy_pass http://gamegroup-pb:8090;
+        proxy_pass http://192.168.1.14:8090;
         proxy_http_version 1.1;
         proxy_set_header Upgrade $http_upgrade;
         proxy_set_header Connection 'upgrade';

frontend/src/api/ledgers.ts

@@ -7,7 +7,7 @@ interface CreateLedgerData {
   type: string
   amount: number
   category: string
-  description: string
+  description?: string
   relatedMembers?: string[]
   occurredAt: string
 }

frontend/src/components/ledger/CreateLedgerDialog.vue

@@ -106,25 +106,22 @@ async function handleSubmit() {
       ? new Date(String(form.value.occurredAt)).toISOString()
       : new Date().toISOString()
 
+    const submitData = {
+      type: form.value.type,
+      amount: form.value.amount,
+      category: form.value.category,
+      description: form.value.description || '',
+      relatedMembers: form.value.relatedMembers,
+      occurredAt,
+    }
+
     if (isEditing.value && props.editLedger) {
-      await ledgerStore.editLedger(props.editLedger.id, {
-        type: form.value.type,
-        amount: form.value.amount,
-        category: form.value.category,
-        description: form.value.description,
-        relatedMembers: form.value.relatedMembers,
-        occurredAt,
-      })
+      await ledgerStore.editLedger(props.editLedger.id, submitData)
       ElMessage.success('账目更新成功')
     } else {
       await ledgerStore.addLedger({
         group: props.groupId,
-        type: form.value.type,
-        amount: form.value.amount,
-        category: form.value.category,
-        description: form.value.description,
-        relatedMembers: form.value.relatedMembers,
-        occurredAt,
+        ...submitData,
       })
       ElMessage.success('账目创建成功')
     }