set server defaults for all tables (teaxyz#11)

* set server defaults for all tables

* dependencies.id, and remove accidental column drop

alembic/env.py

@@ -1,8 +1,9 @@
 import os
 from logging.config import fileConfig
 
-from alembic import context
 from sqlalchemy import engine_from_config, pool
+
+from alembic import context
 from src.pipeline.models import Base
 
 # this is the Alembic Config object, which provides
@@ -39,6 +40,7 @@ def run_migrations_offline() -> None:
         target_metadata=target_metadata,
         literal_binds=True,
         dialect_opts={"paramstyle": "named"},
+        compare_server_default=True,
     )
 
     with context.begin_transaction():
@@ -58,7 +60,11 @@ def run_migrations_online() -> None:
     )
 
     with connectable.connect() as connection:
-        context.configure(connection=connection, target_metadata=target_metadata)
+        context.configure(
+            connection=connection,
+            target_metadata=target_metadata,
+            compare_server_default=True,
+        )
 
         with context.begin_transaction():
             context.run_migrations()