diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
new file mode 100644
index 0000000..ba3b8db
--- /dev/null
+++ b/.gitlab-ci.yml
@@ -0,0 +1,15 @@
+image: python:3.11
+
+stages:
+  - test
+
+before_script:
+  - python -V
+  - python -m venv venv
+  - ./venv/bin/pip install -e ".[dev]"
+
+
+pytest:
+  stage: test
+  script:
+    - ./venv/bin/pytest
\ No newline at end of file
diff --git a/argos/server/settings.py b/argos/server/settings.py
index 3bdd7b5..3835727 100644
--- a/argos/server/settings.py
+++ b/argos/server/settings.py
@@ -23,7 +23,9 @@ class DevSettings(Settings):
 
 
 class TestSettings(Settings):
-    pass
+    app_env: str = "test"
+    yaml_file: str = "tests/config.yaml"
+    database_url: str = "sqlite:////tmp/test-argos.db"
 
 
 class ProdSettings(Settings):
diff --git a/pyproject.toml b/pyproject.toml
index 0ab9c05..1f58aee 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -63,4 +63,5 @@ testpaths = [
     "tests",
     "argos"
 ]
+fixture_path = "tests/fixtures.py"
 pythonpath = "."
\ No newline at end of file
diff --git a/tests/conftest.py b/tests/conftest.py
index 2fa7061..5e3a6a4 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,17 +1,16 @@
-from datetime import datetime
-from os import environ
+import os
 
 import pytest
 from fastapi import FastAPI
 from sqlalchemy.orm import Session
 
-from argos.server import models
-
-environ["ARGOS_APP_ENV"] = "test"
+os.environ["ARGOS_APP_ENV"] = "test"
 
 
 @pytest.fixture
 def db() -> Session:
+    from argos.server import models
+
     app = _create_app()
     models.Base.metadata.create_all(bind=app.state.engine)
     yield app.state.SessionLocal()
@@ -20,6 +19,8 @@ def db() -> Session:
 
 @pytest.fixture
 def app() -> FastAPI:
+    from argos.server import models
+
     app = _create_app()
     models.Base.metadata.create_all(bind=app.state.engine)
     yield app
@@ -33,6 +34,8 @@ def _create_app() -> FastAPI:
     )
 
     app = get_application()
+    # Hardcode the database url and the yaml file for testing purpose
+    # Otherwise, the app will try to read the .env file or the environment variables
     app.state.settings.database_url = "sqlite:////tmp/test-argos.db"
     app.state.settings.yaml_file = "tests/config.yaml"