v0.34.16

docs/CONFIGURATION.md

@@ -6,6 +6,8 @@ Most settings are managed in the authenticated panel. Save changes after validat
 
 ## Configuration storage: SQLite or JSON file
 
+The serialized configuration has a 2 MiB limit across all sections, including Vhosts. The administration API accepts compact configuration updates and bounded JSON formatting overhead; individual Vhost and backend limits still apply.
+
 **Settings → Manual config** shows the active storage mode and path, sourced from the read-only `storage` member of the authenticated `GET /api/config` response (`revision`, `config`, `storage`). With no `--config`, the authoritative configuration is in `<data-dir>/config.sqlite3` (normally `/var/lib/rustproxy/config.sqlite3`). With `--config`, that JSON file is authoritative, while SQLite still stores revision history, accounts and audit records. Switching modes requires a service restart; the panel does not change the startup argument.
 
 ### Optional JSON configuration source