chore(repo): replace app symlink/submodule with in-repo app directory; enable committing app/Dockerfile and tooling\n\nCo-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

app/tests/test_config.py

@@ -0,0 +1,58 @@
+import importlib
+import os
+import sys
+import tempfile
+import unittest
+from pathlib import Path
+
+
+class ConfigEnvLoadingTests(unittest.TestCase):
+    def setUp(self) -> None:
+        self._old_cwd = Path.cwd()
+        self._keys = [
+            "SCW_ACCESS_KEY",
+            "SCW_SECRET_KEY",
+            "SCW_DEFAULT_ORGANIZATION_ID",
+            "SCW_DEFAULT_PROJECT_ID",
+            "SCW_SERVERLESS",
+        ]
+        self._backup = {k: os.environ.get(k) for k in self._keys}
+
+    def tearDown(self) -> None:
+        os.chdir(self._old_cwd)
+        for key, value in self._backup.items():
+            if value is None:
+                os.environ.pop(key, None)
+            else:
+                os.environ[key] = value
+
+    def _clear_env(self) -> None:
+        for key in self._keys:
+            os.environ.pop(key, None)
+
+    def test_import_uses_dotenv_fallback(self) -> None:
+        self._clear_env()
+        with tempfile.TemporaryDirectory() as tmp:
+            os.chdir(tmp)
+            Path(".env").write_text(
+                "SCW_ACCESS_KEY=key0\n"
+                "SCW_SECRET_KEY=key1\n"
+                "SCW_DEFAULT_ORGANIZATION_ID=key2\n"
+                "SCW_DEFAULT_PROJECT_ID=key3\n"
+                "SCW_SERVERLESS=key4\n"
+            )
+            sys.modules.pop("migration_pipeline.config", None)
+            config = importlib.import_module("migration_pipeline.config")
+            self.assertEqual(config.SCW_SERVERLESS, "key4")
+            self.assertEqual(
+                config.BASE_URL,
+                "https://api.scaleway.ai/key4/v1/chat/completions",
+            )
+
+    def test_import_fails_when_required_env_missing(self) -> None:
+        self._clear_env()
+        with tempfile.TemporaryDirectory() as tmp:
+            os.chdir(tmp)
+            sys.modules.pop("migration_pipeline.config", None)
+            with self.assertRaisesRegex(RuntimeError, "SCW_ACCESS_KEY"):
+                importlib.import_module("migration_pipeline.config")