Move migrations folder and add first migration

backend/alembic.ini

@@ -3,7 +3,7 @@
 [alembic]
 # path to migration scripts
 # Use forward slashes (/) also on windows to provide an os agnostic path
-script_location = migrations
+script_location = app/migrations
 
 # template used to generate migration file names; The default value is %%(rev)s_%%(slug)s
 # Uncomment the line below if you want the files to be prepended with date and time
@@ -61,7 +61,7 @@ version_path_separator = os  # Use os.pathsep. Default configuration used for ne
 # are written from script.py.mako
 # output_encoding = utf-8
 
-sqlalchemy.url = driver://user:pass@localhost/dbname
+# sqlalchemy.url =
 
 
 [post_write_hooks]

backend/migrations/env.py → backend/app/migrations/env.py

@@ -1,9 +1,13 @@
 from logging.config import fileConfig
+import os
 
 from sqlalchemy import engine_from_config
 from sqlalchemy import pool
 
 from alembic import context
+from dotenv import load_dotenv
+
+load_dotenv()
 
 # this is the Alembic Config object, which provides
 # access to the values within the .ini file in use.
@@ -18,12 +22,15 @@
 # for 'autogenerate' support
 # from myapp import mymodel
 # target_metadata = mymodel.Base.metadata
-target_metadata = None
+from app.models import Base
+
+target_metadata = Base.metadata
 
 # other values from the config, defined by the needs of env.py,
 # can be acquired:
 # my_important_option = config.get_main_option("my_important_option")
 # ... etc.
+config.set_main_option("sqlalchemy.url", os.environ["POSTGRES_DATABASE_URL"])
 
 
 def run_migrations_offline() -> None:
@@ -57,16 +64,15 @@ def run_migrations_online() -> None:
     and associate a connection with the context.
 
     """
+    alembic_config = config.get_section(config.config_ini_section, {})
     connectable = engine_from_config(
-        config.get_section(config.config_ini_section, {}),
+        alembic_config,
         prefix="sqlalchemy.",
         poolclass=pool.NullPool,
     )
 
     with connectable.connect() as connection:
-        context.configure(
-            connection=connection, target_metadata=target_metadata
-        )
+        context.configure(connection=connection, target_metadata=target_metadata)
 
         with context.begin_transaction():
             context.run_migrations()

backend/app/migrations/versions/4ba3479cb8df_create_user_table_and_roles.py

@@ -0,0 +1,51 @@
+"""create user table and roles
+
+Revision ID: 4ba3479cb8df
+Revises:
+Create Date: 2024-10-03 00:41:13.800838
+
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = "4ba3479cb8df"
+down_revision: Union[str, None] = None
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table(
+        "roles",
+        sa.Column("id", sa.Integer(), nullable=False),
+        sa.Column("name", sa.String(length=80), nullable=False),
+        sa.PrimaryKeyConstraint("id"),
+    )
+    op.create_table(
+        "users",
+        sa.Column("id", sa.String(), nullable=False),
+        sa.Column("first_name", sa.String(length=80), nullable=True),
+        sa.Column("last_name", sa.String(length=80), nullable=True),
+        sa.Column("email", sa.String(length=120), nullable=False),
+        sa.Column("role_id", sa.Integer(), nullable=True),
+        sa.ForeignKeyConstraint(
+            ["role_id"],
+            ["roles.id"],
+        ),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("email"),
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table("users")
+    op.drop_table("roles")
+    # ### end Alembic commands ###