feat(config): served from an in-process cache with a 5 s version check, writes bump the version atomically, mongo and postgres alike, redis keyed by version on top

template/{{ part_dir }}/scripts/{% if dynamic_config %}config{% endif %}/edit.py.jinja

@@ -261,10 +261,9 @@ async def read_config() -> DynamicConfigBase:
 
 async def write_config(config: DynamicConfigBase) -> DynamicConfigBase:
     await init_db()
-    doc = await DynamicConfig.get_or_create()
-    for name in DynamicConfigBase.model_fields:
-        setattr(doc, name, getattr(config, name))
-    await doc.save()
+    await DynamicConfig.update_config(
+        **{name: getattr(config, name) for name in DynamicConfigBase.model_fields}
+    )
     return config