diff --git a/.dockerignore b/.dockerignore
deleted file mode 100644
index 2b29f27..0000000
--- a/.dockerignore
+++ /dev/null
@@ -1 +0,0 @@
-tests
diff --git a/Dockerfile b/Dockerfile
deleted file mode 100644
index a0bb3d6..0000000
--- a/Dockerfile
+++ /dev/null
@@ -1,25 +0,0 @@
-FROM ghcr.io/astral-sh/uv:python3.11-bookworm
-
-ENV UV_CACHE_DIR=/app/.cache/uv
-
-RUN useradd --shell /bin/bash --uid 1000 transip_client
-
-USER transip_client
-
-WORKDIR /app
-
-RUN mkdir --parents /app/.cache/uv
-
-# only install dependencies
-RUN --mount=type=cache,uid=1000,target=/app/.cache/uv \
-    --mount=type=bind,source=uv.lock,target=/app/uv.lock \
-    --mount=type=bind,source=pyproject.toml,target=/app/pyproject.toml \
-    uv sync --frozen --no-install-project
-
-COPY pyproject.toml uv.lock /app
-COPY transip_client /app/transip_client
-
-# install dependencies + project
-RUN --mount=type=cache,uid=1000,target=/app/.cache/uv uv sync --frozen
-
-ENTRYPOINT ["uv", "run", "--", "transip-listen"]
diff --git a/__init__.py b/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/pyproject.toml b/pyproject.toml
index da9b3a8..7f91a00 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,9 +32,6 @@ build-backend = 'setuptools.build_meta'
 [tool.uv]
 environments = ["sys_platform == 'linux'"]
 
-[tool.ruff.lint]
-select = ["E4", "E7", "E9", "F", "I"]
-
 [tool.ruff.lint.isort]
 lines-between-types=1
 lines-after-imports=2
diff --git a/transip_client/tests/tests.py b/transip_client/tests/tests.py
index ec05227..fc911d8 100644
--- a/transip_client/tests/tests.py
+++ b/transip_client/tests/tests.py
@@ -1,9 +1,9 @@
 import json
 import os
 
+from unittest import TestCase, skip
+from unittest.mock import call, patch, Mock
 from pathlib import Path
-from unittest import TestCase
-from unittest.mock import Mock, call, patch
 
 from click.testing import CliRunner
 from requests import HTTPError
@@ -225,7 +225,7 @@ class RunTestCase(TestCase):
         self.assertEqual(result.exit_code, 0)
 
         self.mocked_get.assert_called_with(
-            "https://other-provider.com/domains/foobar.com/dns",
+            f"https://other-provider.com/domains/foobar.com/dns",
             headers={"Authorization": "Bearer token"},
         )
 
@@ -243,7 +243,7 @@ class RunTestCase(TestCase):
         )
 
         self.mocked_put.assert_called_with(
-            "https://other-provider.com/domains/foobar.com/dns",
+            f"https://other-provider.com/domains/foobar.com/dns",
             data=expected_json,
             headers={"Authorization": "Bearer token"},
         )