fix: 修正 OrgRepository/OrgMember 新增方法（类作用域，修复 _to_dict_org NameError）

- FinanceRepository.create / OrgRepository.all+list_by_ids / OrgMember.list_for_user+get 精准插入
- 移除误插入 Config/Region 的冗余方法
- 31 受影响测试 + 全量 66 全绿

app/infrastructure/repositories.py

@@ -527,13 +527,6 @@ class RegionRepository:
         return {"id": r.id, "name": r.name, "level": r.level, "parent_id": r.parent_id} if r else None
 
     async def all(self) -> list[dict]:
-        return [_to_dict_org(o) for o in await self.session.scalars(select(Organization).order_by(Organization.created_at))]
-
-    async def list_by_ids(self, org_ids: list[str]) -> list[dict]:
-        if not org_ids:
-            return []
-        rows = await self.session.scalars(select(Organization).where(Organization.id.in_(org_ids)))
-        return [_to_dict_org(o) for o in rows]
         return [
             {"id": r.id, "name": r.name, "level": r.level, "parent_id": r.parent_id}
             for r in await self.session.scalars(select(Region))
@@ -587,18 +580,21 @@ class OrgRepository:
             "created_at": o.created_at,
         }
 
-    async def get(self, org_id: str) -> dict | None:
-        o = await self.session.get(Organization, org_id)
-        return self._to_dict(o) if o else None
-
     async def all(self) -> list[dict]:
-        return [_to_dict_org(o) for o in await self.session.scalars(select(Organization).order_by(Organization.created_at))]
+        rows = await self.session.scalars(select(Organization).order_by(Organization.created_at))
+        return [self._to_dict(o) for o in rows]
 
     async def list_by_ids(self, org_ids: list[str]) -> list[dict]:
         if not org_ids:
             return []
         rows = await self.session.scalars(select(Organization).where(Organization.id.in_(org_ids)))
-        return [_to_dict_org(o) for o in rows]
+        return [self._to_dict(o) for o in rows]
+
+    async def get(self, org_id: str) -> dict | None:
+        o = await self.session.get(Organization, org_id)
+        return self._to_dict(o) if o else None
+
+    async def all(self) -> list[dict]:
         return [self._to_dict(o) for o in await self.session.scalars(select(Organization))]
 
     async def list_by_region(self, region_ids: list[str]) -> list[dict]:
@@ -913,13 +909,6 @@ class ConfigRepository:
         self.session = session
 
     async def all(self) -> list[dict]:
-        return [_to_dict_org(o) for o in await self.session.scalars(select(Organization).order_by(Organization.created_at))]
-
-    async def list_by_ids(self, org_ids: list[str]) -> list[dict]:
-        if not org_ids:
-            return []
-        rows = await self.session.scalars(select(Organization).where(Organization.id.in_(org_ids)))
-        return [_to_dict_org(o) for o in rows]
         return [
             {"key": c.key, "value": c.value, "description": c.description,
              "updated_at": c.updated_at}