chore: init bj_power monorepo (dashboard/mes/wms/wms_client/workstation), clear subproject git metadata and align naming to folder names

bj_power_mes/common/token/token_gen.go

@@ -0,0 +1,33 @@
+package token
+
+import (
+	"encoding/base64"
+	"fmt"
+
+	"github.com/golang-jwt/jwt/v4"
+	"github.com/google/uuid"
+)
+
+const RefreshTokenKeyPrefix = "token:refresh:"
+
+func GenToken(secretKey string, iat int64, expireSeconds int64, payloads map[string]any) (string, error) {
+	claims := make(jwt.MapClaims)
+	claims["exp"] = iat + expireSeconds
+	claims["iat"] = iat
+	for k, v := range payloads {
+		claims[k] = v
+	}
+
+	token := jwt.New(jwt.SigningMethodHS256)
+	token.Claims = claims
+
+	return token.SignedString([]byte(secretKey))
+}
+
+func GenRefreshToken() string {
+	return base64.StdEncoding.EncodeToString([]byte(uuid.New().String()))
+}
+
+func GenRefreshTokenCacheKey(userId int64) string {
+	return fmt.Sprintf("%s%d", RefreshTokenKeyPrefix, userId)
+}