main: 增强工具功能与消息处理

- 添加 `FileReadTool`，支持文件内容读取与安全验证
- 引入 `hasToolMessages` 逻辑，优化工具历史上下文处理
- 修改工具选项逻辑，支持禁用工具时的动态调整
- 增加消息序列化逻辑，优化 Redis 序列管理与数据同步
- 扩展测试覆盖，验证序列化与工具调用场景
- 增强 Docker Compose 脚本，支持应用重置与日志清理
- 调整工具调用超时设置，提升运行时用户体验

app/Services/ChatService.php

@@ -16,6 +16,9 @@ use Illuminate\Support\Str;
 
 class ChatService
 {
+    public function __construct(private readonly MessageSequence $messageSequence)
+    {
+    }
 
     /**
      * 创建一个新聊天会话。
@@ -88,41 +91,55 @@ class ChatService
                 }
             }
 
-            $newSeq = $session->last_seq + 1;
+            $attempts = 0;
+            while (true) {
+                $attempts++;
+                $newSeq = $this->messageSequence->nextForSession($session);
 
-            $message = new Message([
-                'message_id' => (string) Str::uuid(),
-                'session_id' => $session->session_id,
-                'role' => $dto['role'],
-                'type' => $dto['type'],
-                'content' => $dto['content'] ?? null,
-                'payload' => $dto['payload'] ?? null,
-                'reply_to' => $dto['reply_to'] ?? null,
-                'dedupe_key' => $dedupeKey,
-                'seq' => $newSeq,
-                'created_at' => now(),
-            ]);
+                $message = new Message([
+                    'message_id' => (string) Str::uuid(),
+                    'session_id' => $session->session_id,
+                    'role' => $dto['role'],
+                    'type' => $dto['type'],
+                    'content' => $dto['content'] ?? null,
+                    'payload' => $dto['payload'] ?? null,
+                    'reply_to' => $dto['reply_to'] ?? null,
+                    'dedupe_key' => $dedupeKey,
+                    'seq' => $newSeq,
+                    'created_at' => now(),
+                ]);
 
-            try {
-                if ($save) {
-                    $message->save();
-                }
-                $isNew = true;
-            } catch (QueryException $e) {
-                if ($this->isUniqueConstraint($e) && $dedupeKey) {
-                    $existing = Message::query()
-                        ->where('session_id', $session->session_id)
-                        ->where('dedupe_key', $dedupeKey)
-                        ->first();
-
-                    if ($existing) {
-                        $messageRef = $existing;
-                        $wasDeduped = true;
-                        return;
+                try {
+                    if ($save) {
+                        $message->save();
                     }
-                }
+                    $isNew = true;
+                    break;
+                } catch (QueryException $e) {
+                    if ($this->isUniqueConstraint($e) && $dedupeKey) {
+                        $existing = Message::query()
+                            ->where('session_id', $session->session_id)
+                            ->where('dedupe_key', $dedupeKey)
+                            ->first();
 
-                throw $e;
+                        if ($existing) {
+                            $messageRef = $existing;
+                            $wasDeduped = true;
+                            return;
+                        }
+                    }
+
+                    if ($this->isUniqueConstraint($e) && $this->isSeqUniqueConstraint($e) && $attempts < 3) {
+                        $maxPersistedSeq = (int) (Message::query()
+                            ->where('session_id', $session->session_id)
+                            ->max('seq') ?? 0);
+
+                        $this->messageSequence->syncToAtLeast($session->session_id, max($session->last_seq, $maxPersistedSeq));
+                        continue;
+                    }
+
+                    throw $e;
+                }
             }
 
             $session->update([
@@ -327,4 +344,11 @@ class ChatService
 
         return $sqlState === '23505';
     }
+
+    private function isSeqUniqueConstraint(QueryException $e): bool
+    {
+        $details = $e->errorInfo[2] ?? $e->getMessage();
+
+        return is_string($details) && str_contains($details, 'messages_session_id_seq_unique');
+    }
 }