feat: 新增用车需求服务及线索管理全功能

- 新增后台用车服务配置模块，支持维护服务简介、优势与使用流程
- 新增需求线索管理页面，支持筛选、查看与更新用车线索状态
- 新增小程序用车需求页面，优化登录路径与回跳逻辑
- 优化车型卡片跳转与用车需求提交功能
- 新增服务端API与数据处理逻辑，完善权限校验
- 更新全站配置与API文档，新增相关测试用例

WonderQ-Admin/alembic/versions/0024_vehicle_demand.py

@@ -0,0 +1,53 @@
+"""Add vehicle demand fields and service configuration."""
+
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+
+revision = "0024_vehicle_demand"
+down_revision = "0023_detail_concierge_advisor"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column("Lead", sa.Column("leadType", sa.String(), nullable=False, server_default="general"))
+    op.add_column("Lead", sa.Column("contactName", sa.String(), nullable=True))
+    op.add_column("Lead", sa.Column("customerId", sa.String(), nullable=True))
+    op.add_column("Lead", sa.Column("vehicleDemand", postgresql.JSONB(astext_type=sa.Text()), nullable=True))
+    op.create_index("ix_Lead_leadType", "Lead", ["leadType"])
+    op.create_index("ix_Lead_customerId", "Lead", ["customerId"])
+    op.create_foreign_key("fk_Lead_customerId_Customer", "Lead", "Customer", ["customerId"], ["id"], ondelete="SET NULL")
+    op.alter_column("Lead", "leadType", server_default=None)
+
+    op.create_table(
+        "VehicleServiceConfig",
+        sa.Column("id", sa.String(), nullable=False),
+        sa.Column("introTitle", sa.String(), nullable=False),
+        sa.Column("intro", sa.Text(), nullable=False),
+        sa.Column("serviceSections", postgresql.JSONB(astext_type=sa.Text()), nullable=False, server_default=sa.text("'[]'::jsonb")),
+        sa.Column("advantages", postgresql.JSONB(astext_type=sa.Text()), nullable=False, server_default=sa.text("'[]'::jsonb")),
+        sa.Column("processSteps", postgresql.JSONB(astext_type=sa.Text()), nullable=False, server_default=sa.text("'[]'::jsonb")),
+        sa.Column("isActive", sa.Boolean(), nullable=False, server_default=sa.text("true")),
+        sa.Column("createdAt", sa.DateTime(), nullable=False),
+        sa.Column("updatedAt", sa.DateTime(), nullable=False),
+        sa.PrimaryKeyConstraint("id"),
+    )
+    op.create_index("ix_VehicleServiceConfig_isActive", "VehicleServiceConfig", ["isActive"])
+    op.alter_column("VehicleServiceConfig", "serviceSections", server_default=None)
+    op.alter_column("VehicleServiceConfig", "advantages", server_default=None)
+    op.alter_column("VehicleServiceConfig", "processSteps", server_default=None)
+    op.alter_column("VehicleServiceConfig", "isActive", server_default=None)
+
+
+def downgrade() -> None:
+    op.drop_index("ix_VehicleServiceConfig_isActive", table_name="VehicleServiceConfig")
+    op.drop_table("VehicleServiceConfig")
+    op.drop_constraint("fk_Lead_customerId_Customer", "Lead", type_="foreignkey")
+    op.drop_index("ix_Lead_customerId", table_name="Lead")
+    op.drop_index("ix_Lead_leadType", table_name="Lead")
+    op.drop_column("Lead", "vehicleDemand")
+    op.drop_column("Lead", "customerId")
+    op.drop_column("Lead", "contactName")
+    op.drop_column("Lead", "leadType")