refactor(server): 移除鉴权并归档遗留路由至 legacy/

- 删除 auth.py 与 deps.py，各路由去除 get_current_user 依赖
- collection.py 更名为 materials.py，冻结链路（ozon/publish/shops/categories）移入 legacy/
- 扩展默认生图服务端口并入 8800 并自动迁移旧配置，水印默认文案改为 Panda Store
- 新增 docs/v2.1/backend-structure.md 后端结构盘点文档

server/legacy/models/__init__.py

@@ -0,0 +1,12 @@
+"""legacy 冻结模型导出（Ozon 直传链路；表结构随 legacy api import 链注册到 Base.metadata）。"""
+from legacy.models.category import AttributeValue, CategoryAttribute, CategoryTree
+from legacy.models.publish_task import PublishTask
+from legacy.models.shop import Shop
+
+__all__ = [
+    "Shop",
+    "PublishTask",
+    "CategoryTree",
+    "CategoryAttribute",
+    "AttributeValue",
+]

server/legacy/models/category.py

@@ -0,0 +1,61 @@
+"""Ozon 类目字典缓存（可重建，不作为业务真源）。"""
+# ⚠️ 冻结代码（Ozon API 直传链路）：保留不维护，V2.1 起接口保留但不再投入。
+from __future__ import annotations
+
+from datetime import datetime
+
+from sqlalchemy import BigInteger, Boolean, DateTime, Integer, String, Text, func
+from sqlalchemy.orm import Mapped, mapped_column
+
+from db import Base
+
+
+class CategoryTree(Base):
+    __tablename__ = "category_tree"
+
+    description_category_id: Mapped[int] = mapped_column(BigInteger, primary_key=True)
+    parent_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True, index=True)
+    category_name: Mapped[str] = mapped_column(String(255), default="")
+    type_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
+    type_name: Mapped[str] = mapped_column(String(255), default="")
+    disabled: Mapped[bool] = mapped_column(Boolean, default=False)
+    level: Mapped[int] = mapped_column(Integer, default=0)
+    lang: Mapped[str] = mapped_column(String(8), default="DEFAULT")
+    updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+
+
+class CategoryAttribute(Base):
+    __tablename__ = "category_attributes"
+
+    description_category_id: Mapped[int] = mapped_column(BigInteger, primary_key=True)
+    type_id: Mapped[int] = mapped_column(BigInteger, primary_key=True)
+    attribute_id: Mapped[int] = mapped_column(BigInteger, primary_key=True)
+    name: Mapped[str] = mapped_column(String(255), default="")
+    description: Mapped[str] = mapped_column(Text, default="")
+    type: Mapped[str] = mapped_column(String(32), default="")
+    dictionary_id: Mapped[int] = mapped_column(BigInteger, default=0)
+    group_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
+    group_name: Mapped[str] = mapped_column(String(255), default="")
+    is_required: Mapped[bool] = mapped_column(Boolean, default=False)
+    is_aspect: Mapped[bool] = mapped_column(Boolean, default=False)
+    is_collection: Mapped[bool] = mapped_column(Boolean, default=False)
+    max_value_count: Mapped[int] = mapped_column(Integer, default=0)
+    attribute_complex_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
+    complex_is_collection: Mapped[bool] = mapped_column(Boolean, default=False)
+    category_dependent: Mapped[bool] = mapped_column(Boolean, default=False)
+    lang: Mapped[str] = mapped_column(String(8), default="DEFAULT")
+    updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+
+
+class AttributeValue(Base):
+    __tablename__ = "attribute_values"
+
+    id: Mapped[int] = mapped_column(BigInteger, primary_key=True)
+    attribute_id: Mapped[int] = mapped_column(BigInteger, primary_key=True)
+    description_category_id: Mapped[int] = mapped_column(BigInteger, primary_key=True)
+    type_id: Mapped[int] = mapped_column(BigInteger, primary_key=True)
+    value: Mapped[str] = mapped_column(String(512), default="")
+    picture: Mapped[str] = mapped_column(Text, default="")
+    info: Mapped[str] = mapped_column(Text, default="")
+    lang: Mapped[str] = mapped_column(String(8), default="DEFAULT")
+    updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())

server/legacy/models/publish_task.py

@@ -0,0 +1,34 @@
+"""发布任务：一次 ImportProductsV3 请求与轮询结果。"""
+# ⚠️ 冻结代码（Ozon API 直传链路）：保留不维护，V2.1 起接口保留但不再投入。
+from __future__ import annotations
+
+import uuid
+from datetime import datetime
+
+from sqlalchemy import BigInteger, DateTime, Enum, ForeignKey, Uuid, func
+from sqlalchemy.orm import Mapped, mapped_column
+
+from db import Base
+from models.enums import PublishStatus
+from models.types import JSONType
+
+
+class PublishTask(Base):
+    __tablename__ = "publish_tasks"
+
+    id: Mapped[uuid.UUID] = mapped_column(Uuid(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    product_id: Mapped[uuid.UUID] = mapped_column(
+        Uuid(as_uuid=True), ForeignKey("products.id", ondelete="CASCADE"), index=True
+    )
+    shop_id: Mapped[uuid.UUID] = mapped_column(
+        Uuid(as_uuid=True), ForeignKey("shops.id", ondelete="CASCADE"), index=True
+    )
+    ozon_task_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True, index=True)
+    status: Mapped[PublishStatus] = mapped_column(
+        Enum(PublishStatus, native_enum=False, length=16), default=PublishStatus.pending, index=True
+    )
+    request_payload: Mapped[dict | None] = mapped_column(JSONType, nullable=True)  # 脱敏后的 items[0]
+    response: Mapped[dict | None] = mapped_column(JSONType, nullable=True)         # import/info 原始结果
+    errors: Mapped[list | None] = mapped_column(JSONType, nullable=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+    completed_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)

server/legacy/models/shop.py

@@ -0,0 +1,31 @@
+"""Ozon 店铺（Client-Id / Api-Key 加密落库）。"""
+# ⚠️ 冻结代码（Ozon API 直传链路）：保留不维护，V2.1 起接口保留但不再投入。
+from __future__ import annotations
+
+import uuid
+from datetime import datetime
+
+from sqlalchemy import DateTime, Enum, String, Uuid, func
+from sqlalchemy.orm import Mapped, mapped_column
+
+from db import Base
+from models.enums import ShopStatus
+
+
+class Shop(Base):
+    __tablename__ = "shops"
+
+    id: Mapped[uuid.UUID] = mapped_column(Uuid(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    user_id: Mapped[uuid.UUID | None] = mapped_column(Uuid(as_uuid=True), nullable=True)  # 预留多用户
+    name: Mapped[str] = mapped_column(String(128), nullable=False)
+    client_id_enc: Mapped[str] = mapped_column(String(1024), nullable=False)  # AES-GCM 密文
+    api_key_enc: Mapped[str] = mapped_column(String(1024), nullable=False)
+    currency_code: Mapped[str] = mapped_column(String(3), default="RUB", server_default="RUB")
+    status: Mapped[ShopStatus] = mapped_column(
+        Enum(ShopStatus, native_enum=False, length=16), default=ShopStatus.active
+    )
+    last_checked_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True), server_default=func.now(), onupdate=func.now()
+    )