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, 26 insertions, 0 deletions

diff --git a/src/client/mod.rs b/src/client/mod.rs
index e4daf82d..b7fd212d 100644
--- a/src/client/mod.rs
+++ b/src/client/mod.rs
@@ -984,6 +984,10 @@ async fn run_client_loop(
                     forward_clipboard(&data);
                     let _ = io::stdout().flush();
                 }
+                ServerMessage::WindowTitle { title } => {
+                    write_window_title(title.as_deref());
+                    let _ = io::stdout().flush();
+                }
                 ServerMessage::ReloadSoundConfig => {
                     reload_local_client_config(
                         &mut state.sound_config,
@@ -1208,6 +1212,19 @@ fn forward_clipboard(data: &str) {
     crate::selection::write_osc52_bytes(&bytes);
 }
 
+fn window_title_osc(title: Option<&str>) -> Vec<u8> {
+    let title = title.unwrap_or("herdr");
+    let safe_title = title
+        .chars()
+        .filter(|ch| !matches!(*ch, '\u{1b}' | '\u{7}' | '\u{9c}'))
+        .collect::<String>();
+    format!("\x1b]0;{safe_title}\x07").into_bytes()
+}
+
+fn write_window_title(title: Option<&str>) {
+    let _ = io::stdout().write_all(&window_title_osc(title));
+}
+
 // ---------------------------------------------------------------------------
 // Frame output
 // ---------------------------------------------------------------------------
@@ -1905,4 +1922,13 @@ mod tests {
             std::env::remove_var("SSH_CONNECTION");
         }
     }
+
+    #[test]
+    fn window_title_osc_strips_terminators_and_defaults_to_herdr() {
+        assert_eq!(
+            window_title_osc(Some("herdr\x1b api\u{7}\u{9c}")),
+            b"\x1b]0;herdr api\x07"
+        );
+        assert_eq!(window_title_osc(None), b"\x1b]0;herdr\x07");
+    }
 }