init: 从 /root/zikai 根目录迁入

把原本散落在 /root/zikai 的 FastAPI 服务整理到 server/ 子目录,
开启独立 git 与 venv。运行时数据(config.yaml / keys / uploads)
按 .gitignore 留在工作目录但不入仓。
This commit is contained in:
zikai
2026-06-23 16:17:31 +00:00
commit 80b96d236f
31 changed files with 1491 additions and 0 deletions

5
app/dao/__init__.py Normal file
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"""DAO 层:数据库访问的唯一入口。"""
from .uploaded_file_dao import UploadedFileDAO
__all__ = ["UploadedFileDAO"]

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"""UploadedFile 的 DAO。"""
from __future__ import annotations
from sqlalchemy import select
from sqlalchemy.orm import Session
from ..models.uploaded_file import UploadedFile
class UploadedFileDAO:
def __init__(self, db: Session) -> None:
self.db = db
def create(self, file: UploadedFile) -> UploadedFile:
self.db.add(file)
self.db.commit()
self.db.refresh(file)
return file
def get_by_id(self, file_id: int) -> UploadedFile | None:
return self.db.get(UploadedFile, file_id)
def list(self, limit: int = 100, offset: int = 0) -> list[UploadedFile]:
stmt = (
select(UploadedFile)
.order_by(UploadedFile.uploaded_at.desc())
.limit(limit)
.offset(offset)
)
return list(self.db.scalars(stmt).all())
def delete(self, file_id: int) -> bool:
file = self.get_by_id(file_id)
if file is None:
return False
self.db.delete(file)
self.db.commit()
return True