feat: 全屏个股详情预览 + Tailwind 改版 + 账号鉴权

backend/alembic/versions/208b0c5d302a_temp_full_schema.py

@@ -0,0 +1,37 @@
+"""baseline existing business tables for fresh PostgreSQL databases
+
+Revision ID: 208b0c5d302a
+Revises: 20260814_01
+Create Date: 2026-08-14 18:14:07.548098
+"""
+from typing import Sequence, Union
+
+from alembic import op
+
+from app.db import Base
+from app import models  # noqa: F401
+
+
+revision: str = '208b0c5d302a'
+down_revision: Union[str, Sequence[str], None] = '20260814_01'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    bind = op.get_bind()
+    # 线上库在引入 Alembic 前已有这些表，checkfirst 保证迁移无损；空库则完整创建。
+    for table_name in (
+        "candles",
+        "backtest_runs",
+        "stock_basic",
+        "market_daily",
+        "daily_snapshot",
+        "trade_calendar",
+    ):
+        Base.metadata.tables[table_name].create(bind=bind, checkfirst=True)
+
+
+def downgrade() -> None:
+    # 这些表可能包含迁移接管前的数据，禁止自动降级删除。
+    pass