fix(gitignore): rm pilot-env and cache

pilot/database/connection/postgres.py

@@ -1,22 +0,0 @@
-import psycopg2
-from peewee import PostgresqlDatabase
-from psycopg2.extensions import quote_ident
-from database.config import DB_NAME, DB_HOST, DB_PORT, DB_USER, DB_PASSWORD
-
-def get_postgres_database():
-    return PostgresqlDatabase(DB_NAME, user=DB_USER, password=DB_PASSWORD, host=DB_HOST, port=DB_PORT)
-
-def create_postgres_database():
-    conn = psycopg2.connect(
-        dbname='postgres',
-        user=DB_USER,
-        password=DB_PASSWORD,
-        host=DB_HOST,
-        port=DB_PORT
-    )
-    conn.autocommit = True
-    cursor = conn.cursor()
-    safe_db_name = quote_ident(DB_NAME, conn)
-    cursor.execute(f"CREATE DATABASE {safe_db_name}")
-    cursor.close()
-    conn.close()