RDB extra에 Alembic 및 revision ID 생성 로직 추가 (#6)

* Add alembic extra..

* Add revision numbering algorithm..

Author: NEONKID

poetry.lock

@@ -0,0 +1,7 @@
+from datetime import datetime
+from typing import List
+
+
+def process_revision_directives(context, revision, directives: List):
+    script = directives[0]
+    script.rev_id = datetime.now().strftime("%y%m%d%H%M%S")

pymfdata/rdb/migration.py

@@ -11,13 +11,14 @@ packages = [
 python = "^3.8"
 motor = {version = "2.5.1", optional = true}
 SQLAlchemy = {version = "1.4.22", optional = true}
+alembic = {version = "^1.7.1", optional = true}
 
 [tool.poetry.dev-dependencies]
 pytest = "^6.2.4"
 
 [tool.poetry.extras]
 mongodb = ["motor"]
-rdb = ["SQLAlchemy"]
+rdb = ["alembic", "SQLAlchemy"]
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]