add a dedicated migrate script

Dockerfile

@@ -13,7 +13,8 @@ RUN pip install --upgrade pip && \
     #pip install poetry && \
     # poetry config virtualenvs.create false && \
     #cd /app && poetry install
-    cd /app && pip install -e .
+    cd /app && pip install -e . && \
+    pip install fire
 
 WORKDIR /app
 

metacatalog_api/migrate.py

@@ -0,0 +1,17 @@
+import os
+
+from metacatalog_api import core
+
+
+def migrate(schema: str = 'public'):
+    """
+    Migrate the database schema to the latest version.
+    :param schema: The schema holding the tables, usually 'public' (default)
+    """
+    core.migrate_db(schema=schema)
+
+
+if __name__ == '__main__':
+    import fire
+    fire.Fire(migrate)
+