Add Alembic to project for database migrations

alembic.ini

@@ -0,0 +1,50 @@
+[alembic]
+# Path to migration scripts
+script_location = migrations
+
+# Add project root directory to the import path
+prepend_sys_path = .
+
+# String template for migration filenames
+file_template = %%(year)d_%%(month).2d_%%(day).2d_%%(hour).2d%%(minute).2d-%%(rev)s_%%(slug)s
+
+# Timezone for the date within the migration files and filenames
+timezone = Europe/Berlin
+
+# Max length for the "slug" field in filenames
+truncate_slug_length = 24
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S