feat: add plugin v1 system

Add manifest-driven plugin actions, event hooks, pane entrypoints, link handlers, and host APIs.

Support plugin link, GitHub install, build commands, installed plugin registry, pane movement, runtime context, and plugin docs.

1 files changed, 2 insertions, 2 deletions

diff --git a/tests/api_ping.rs b/tests/api_ping.rs
index 1b5ebdfa..1f9fafe6 100644
--- a/tests/api_ping.rs
+++ b/tests/api_ping.rs
@@ -1555,7 +1555,7 @@ fn pane_report_agent_updates_effective_state() {
     );
     assert_eq!(
         blank_source_metadata["error"]["code"],
-        "invalid_metadata_request"
+        "invalid_metadata_source"
     );
 
     let blank_title_clear_metadata = send_request(
@@ -1579,7 +1579,7 @@ fn pane_report_agent_updates_effective_state() {
     );
     assert_eq!(
         blank_authority_source_metadata["error"]["code"],
-        "invalid_metadata_request"
+        "invalid_metadata_source"
     );
 
     cleanup_spawned_herdr(child, base);