src/main/java/com/example/g8backend/config/JwtConfig.java

package com.example.g8backend.config;


import io.jsonwebtoken.security.Keys;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import javax.crypto.SecretKey;
import java.nio.charset.StandardCharsets;

@Configuration
public class JwtConfig {
    private static final String SECRET_KEY = "this-is-a-very-long-256-bit-secret-key-for-JWT"; //
    private static final long EXPIRATION_MS = 3600_000; // 1小时

    @Bean
    public SecretKey jwtSecretKey() {
        return Keys.hmacShaKeyFor(SECRET_KEY.getBytes(StandardCharsets.UTF_8));
    }

    public long getExpirationMs() {
        return EXPIRATION_MS;
    }
}