feat: 添加 SOCKS5 和 HTTP/HTTPS 代理支持，以优化 OpenAI API 的网络请求

handler/headmaster/headmaster.go

@@ -3,6 +3,10 @@ package headmaster
 import (
 	"context"
 	"fmt"
+	"log"
+	"net"
+	"net/http"
+	"net/url"
 	"strings"
 	"time"
 
@@ -12,6 +16,7 @@ import (
 	"git.lxtend.com/qqbot/model"
 	"git.lxtend.com/qqbot/util"
 	"github.com/sashabaranov/go-openai"
+	"golang.org/x/net/proxy"
 )
 
 var (
@@ -49,6 +54,36 @@ func ask(from string, question string) (reply string) {
 	llmConfig := openai.DefaultAzureConfig(config.ConfigManager.GetConfig().OpenaiApiKey, config.ConfigManager.GetConfig().OpenaiApiBaseUrl)
 	llmConfig.APIType = openai.APITypeOpenAI
 	llmConfig.APIVersion = ""
+	if config.ConfigManager.GetConfig().Management.ProxyAddr != "" {
+		proxyURL, err := url.Parse(config.ConfigManager.GetConfig().Management.ProxyAddr)
+		if err != nil {
+			log.Printf("解析代理地址失败: %v\n", err)
+		} else {
+			if proxyURL.Scheme == "socks5" {
+				dialer, err := proxy.SOCKS5("tcp", proxyURL.Host, nil, proxy.Direct)
+				if err == nil {
+					llmConfig.HTTPClient = &http.Client{
+						Timeout: 10 * time.Second,
+						Transport: &http.Transport{
+							Dial: func(network, addr string) (net.Conn, error) {
+								return dialer.Dial(network, addr)
+							},
+						},
+					}
+				} else {
+					log.Printf("创建SOCKS5代理失败: %v\n", err)
+				}
+			} else {
+				// 使用 HTTP/HTTPS 代理
+				llmConfig.HTTPClient = &http.Client{
+					Timeout: 10 * time.Second,
+					Transport: &http.Transport{
+						Proxy: http.ProxyURL(proxyURL),
+					},
+				}
+			}
+		}
+	}
 	client := openai.NewClientWithConfig(llmConfig)
 	resp, err := client.CreateChatCompletion(
 		context.Background(),