Implemented alembic migrations, added cursors closing task.

app/queries.py

@@ -0,0 +1,50 @@
+
+from fastapi.routing import APIRouter
+
+from data.schemas import (
+    SelectQueryBase,
+    SelectQueryInDB,
+    SelectQuery,
+    SelectQueryIn,
+)
+from fastapi import Depends
+from data.crud import (
+    create_select_query,
+    read_all_select_queries,
+    read_select_query,
+)
+from core.dependencies import get_db, get_current_user, get_admin_user
+from utils.mysql_scripts import build_sql_query_text
+
+router = APIRouter()
+
+
+
+@router.post("/check", dependencies=[Depends(get_current_user)])
+async def check_select_query(query: SelectQueryBase) -> SelectQuery:
+    sql, params = build_sql_query_text(query)
+    q = SelectQuery(**query.model_dump(), params=params, sql=sql)
+    return q
+
+
+@router.post("/")
+async def create_select_query_endpoint(
+    query: SelectQueryBase, db=Depends(get_db), user=Depends(get_current_user)
+) -> SelectQueryInDB:
+    sql, params = build_sql_query_text(query)
+    query_in = SelectQueryIn(
+        **query.model_dump(), owner_id=user.id, params=params, sql=sql
+    )
+    return await create_select_query(db=db, query=query_in)
+
+
+@router.get("/", dependencies=[Depends(get_current_user)])
+async def get_select_queries_endpoint(db=Depends(get_db)) -> list[SelectQueryInDB]:
+    return await read_all_select_queries(db=db)
+
+
+@router.get("/{query_id}", dependencies=[Depends(get_current_user)])
+async def get_select_queries_endpoint(
+    query_id: int, db=Depends(get_db)
+) -> SelectQueryInDB:
+    return await read_select_query(db=db, query_id=query_id)