feat: show stream & elapsed time in log detail

relay/meta/relay_meta.go

@@ -1,12 +1,15 @@
 package meta
 
 import (
+	"strings"
+	"time"
+
 	"github.com/gin-gonic/gin"
+
 	"github.com/songquanpeng/one-api/common/ctxkey"
 	"github.com/songquanpeng/one-api/model"
 	"github.com/songquanpeng/one-api/relay/channeltype"
 	"github.com/songquanpeng/one-api/relay/relaymode"
-	"strings"
 )
 
 type Meta struct {
@@ -31,6 +34,7 @@ type Meta struct {
 	RequestURLPath  string
 	PromptTokens    int // only for DoResponse
 	SystemPrompt    string
+	StartTime       time.Time
 }
 
 func GetByContext(c *gin.Context) *Meta {
@@ -48,6 +52,7 @@ func GetByContext(c *gin.Context) *Meta {
 		APIKey:          strings.TrimPrefix(c.Request.Header.Get("Authorization"), "Bearer "),
 		RequestURLPath:  c.Request.URL.String(),
 		SystemPrompt:    c.GetString(ctxkey.SystemPrompt),
+		StartTime:       time.Now(),
 	}
 	cfg, ok := c.Get(ctxkey.Config)
 	if ok {