feat(plugins): discover packages and persist state

app-instance/backend/tests/unit/test_config_loader.py

@@ -47,6 +47,46 @@ def test_load_config_reads_current_instance_shape(tmp_path) -> None:
     assert target["extra_headers"] == {"X-Test": "1"}
 
 
+def test_config_loader_reads_plugin_config(tmp_path) -> None:
+    config_path = tmp_path / "config.json"
+    config_path.write_text(
+        json.dumps(
+            {
+                "plugins": {
+                    "searchPaths": [str(tmp_path / "plugins"), ""],
+                    "autoSync": False,
+                }
+            }
+        ),
+        encoding="utf-8",
+    )
+
+    config = load_config(config_path=config_path)
+
+    assert config.plugins.search_paths == [str(tmp_path / "plugins")]
+    assert config.plugins.auto_sync is False
+
+
+def test_config_loader_accepts_snake_case_plugin_config(tmp_path) -> None:
+    config_path = tmp_path / "config.json"
+    config_path.write_text(
+        json.dumps(
+            {
+                "plugins": {
+                    "search_paths": [str(tmp_path / "external")],
+                    "auto_sync": True,
+                }
+            }
+        ),
+        encoding="utf-8",
+    )
+
+    config = load_config(config_path=config_path)
+
+    assert config.plugins.search_paths == [str(tmp_path / "external")]
+    assert config.plugins.auto_sync is True
+
+
 def test_config_loader_reads_channels(tmp_path) -> None:
     config_path = tmp_path / "config.json"
     config_path.write_text(