docs: 更新项目文档和配置文件，反映健身房管理系统的变更

Jenkinsfile

@@ -3,9 +3,9 @@ pipeline {
     
     environment {
         // 项目配置
-        PROJECT_NAME = 'novalon-manage-system'
-        FRONTEND_DIR = 'novalon-manage-web'
-        BACKEND_DIR = 'novalon-manage-api'
+        PROJECT_NAME = 'gym-manage-system'
+        FRONTEND_DIR = 'gym-manage-web'
+        BACKEND_DIR = 'gym-manage-api'
         
         // Node.js 配置
         NODE_VERSION = '20'
@@ -23,7 +23,7 @@ pipeline {
         // 数据库配置（用于E2E测试）
         DB_HOST = 'localhost'
         DB_PORT = '5432'
-        DB_NAME = 'novalon_test'
+        DB_NAME = 'gym_test'
         DB_USER = credentials('db-user')
         DB_PASSWORD = credentials('db-password')