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/MessageSequence.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\ChatSession;
+use App\Models\Message;
+use Illuminate\Support\Facades\Redis;
+
+class MessageSequence
+{
+    public function nextForSession(ChatSession $session): int
+    {
+        $key = $this->redisKey($session->session_id);
+
+        try {
+            $current = Redis::get($key);
+
+            if ($current === null) {
+                $seed = $this->seedFromDatabase($session);
+                Redis::setnx($key, $seed);
+            } elseif ((int) $current < $session->last_seq) {
+                Redis::set($key, (string) $session->last_seq);
+            }
+
+            return (int) Redis::incr($key);
+        } catch (\Throwable) {
+            return $session->last_seq + 1;
+        }
+    }
+
+    public function syncToAtLeast(string $sessionId, int $seq): void
+    {
+        $key = $this->redisKey($sessionId);
+
+        try {
+            $current = Redis::get($key);
+            if ($current === null || (int) $current < $seq) {
+                Redis::set($key, (string) $seq);
+            }
+        } catch (\Throwable) {
+            return;
+        }
+    }
+
+    private function seedFromDatabase(ChatSession $session): int
+    {
+        $maxPersistedSeq = (int) (Message::query()
+            ->where('session_id', $session->session_id)
+            ->max('seq') ?? 0);
+
+        return max($session->last_seq, $maxPersistedSeq);
+    }
+
+    private function redisKey(string $sessionId): string
+    {
+        return "chat_session:{$sessionId}:seq";
+    }
+}
+