Function botAuthExpress

botAuthExpress(
    appId?: string,
): (
    req: { headers: Record<string, string | string[] | undefined> },
    res: {
        status(
            code: number,
        ): { end(msg?: string): void; json(body: unknown): void };
        end(msg?: string): void;
        json(body: unknown): void;
    },
    next: (err?: unknown) => void,
) => Promise<void>
Express middleware that validates the Bot Service JWT token.
Parameters
- OptionalappId: string
  The bot's client ID. Falls back to CLIENT_ID env var.
Returns (
    req: { headers: Record<string, string | string[] | undefined> },
    res: {
        status(
            code: number,
        ): { end(msg?: string): void; json(body: unknown): void };
        end(msg?: string): void;
        json(body: unknown): void;
    },
    next: (err?: unknown) => void,
) => Promise<void>
Example
```
server.post('/api/messages', botAuthExpress(), (req, res) => bot.processAsync(req, res))
```
- Defined in packages/botas-express/src/bot-auth-express.ts:14