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* fix: badge only outdated integrations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, 80 insertions, 0 deletions

diff --git a/src/api/schema/panes.rs b/src/api/schema/panes.rs
index 6435a422..517870f7 100644
--- a/src/api/schema/panes.rs
+++ b/src/api/schema/panes.rs
@@ -48,6 +48,17 @@ pub struct PaneInputSetParams {
     pub right_click: PaneRightClickTarget,
 }
 
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
+pub struct PaneLinkActivateParams {
+    pub pane_id: String,
+    pub viewport_row: u16,
+    pub col: u16,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub content_revision: Option<u64>,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub offset_from_bottom: Option<u64>,
+}
+
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
 #[serde(rename_all = "snake_case")]
 pub enum PaneDirection {
@@ -231,6 +242,75 @@ pub struct PaneResizeParams {
     pub amount: Option<f32>,
 }
 
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
+pub struct PaneScrollParams {
+    pub pane_id: String,
+    pub offset_from_bottom: u64,
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
+pub struct PaneTextPoint {
+    pub row: u32,
+    pub col: u16,
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
+pub struct PaneSelectionReadParams {
+    pub pane_id: String,
+    pub anchor: PaneTextPoint,
+    pub cursor: PaneTextPoint,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub content_revision: Option<u64>,
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
+#[serde(rename_all = "snake_case")]
+pub enum PaneCopyMotion {
+    LineEnd,
+    FirstNonBlank,
+    NextWordStart,
+    PreviousWordStart,
+    NextWordEnd,
+    NextBigWordStart,
+    PreviousBigWordStart,
+    NextBigWordEnd,
+    PreviousParagraph,
+    NextParagraph,
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
+pub struct PaneCopyMotionParams {
+    pub pane_id: String,
+    pub cursor: PaneTextPoint,
+    pub motion: PaneCopyMotion,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub content_revision: Option<u64>,
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
+#[serde(rename_all = "snake_case")]
+pub enum PaneCopySearchDirection {
+    Forward,
+    Backward,
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
+pub struct PaneTextRange {
+    pub start: PaneTextPoint,
+    pub end: PaneTextPoint,
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
+pub struct PaneCopySearchParams {
+    pub pane_id: String,
+    pub query: String,
+    pub direction: PaneCopySearchDirection,
+    pub cursor: PaneTextPoint,
+    pub content_revision: u64,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub previous: Option<PaneTextRange>,
+}
+
 #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema, Default)]
 pub struct PaneListParams {
     #[serde(default, skip_serializing_if = "Option::is_none")]