refactor: render the shell in the client (#3487)

* feat: add opt-in client-rendered shell

* feat: add client-owned shell mouse controls

* feat: complete client-owned shell chrome

* feat: add client-owned shell settings and notifications

* feat: run client shell custom commands

* feat: render popup terminals in client shell

* feat: add client-owned scrollback and copy mode

* fix: preserve client worktree trust defaults

* feat: render startup diagnostics in client shell

* feat: render onboarding in client shell

* feat: render product announcements in client shell

* feat: render release notes in client shell

* feat: render mobile switcher in client shell

* feat: render kitty graphics in client shell

* fix: preserve client shell lifecycle coherence

* refactor: route client shell commands through endpoint connections

* refactor: make the client-rendered shell the default

* refactor: remove monolithic launch mode

* refactor: complete client-rendered shell cutover

* perf: retain client pane surface updates

* perf: scale retained pane surface updates

* perf: remove remote pane input latency

* test: make client shell checks platform-independent

* fix: prevent client timer starvation

* test: fix client shell platform gates

* test: accept retained surfaces in cross-area checks

* test: make client mode assertions platform-neutral

* fix: badge only outdated integrations

1 files changed, 7 insertions, 10 deletions

diff --git a/src/config/model.rs b/src/config/model.rs
index c10cd733..552c19de 100644
--- a/src/config/model.rs
+++ b/src/config/model.rs
@@ -101,15 +101,6 @@ pub enum AgentPanelSortConfig {
     Priority,
 }
 
-impl AgentPanelSortConfig {
-    pub fn as_str(self) -> &'static str {
-        match self {
-            Self::Spaces => "spaces",
-            Self::Priority => "priority",
-        }
-    }
-}
-
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Deserialize)]
 #[serde(rename_all = "lowercase")]
 enum LegacyAgentPanelScopeConfig {
@@ -372,7 +363,7 @@ pub struct KeysConfig {
     pub navigate_pane_up: BindingConfig,
     /// Focus the pane to the right in navigate mode. Default: "l". Right arrow is always an alias.
     pub navigate_pane_right: BindingConfig,
-    /// Detach from server/client mode, or exit --no-session mode. Default: "prefix+q".
+    /// Detach the current client from its Herdr server. Default: "prefix+q".
     pub detach: BindingConfig,
     /// Reload config.toml in the running app/server. Default: "prefix+shift+r".
     pub reload_config: BindingConfig,
@@ -593,6 +584,12 @@ pub(crate) struct KeysConfigOverlay {
     command: Option<Vec<CommandKeybindConfig>>,
 }
 
+impl KeysConfigOverlay {
+    pub(crate) fn set_prefix(&mut self, prefix: String) {
+        self.prefix = Some(prefix);
+    }
+}
+
 impl<'de> Deserialize<'de> for KeysConfig {
     fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
     where