feat(terminal): complete the kitty graphics protocol (unicode placeholders, animation, delete specifiers)

app/Cargo.toml

@@ -461,6 +461,7 @@ default = [
     "agent_mode_pre_plan_xml",
     "command_correction_key",
     "kitty_images",
+    "iterm_images",
     "grep_tool",
     "validate_autosuggestions",
     "clear_autosuggestion_on_escape",

app/build.rs

@@ -30,7 +30,7 @@ fn main() -> Result<()> {
     let target_family = env::var("CARGO_CFG_TARGET_FAMILY")?;
     let target_env = env::var("CARGO_CFG_TARGET_ENV")?;
 
-    add_features(&target_family, &target_os);
+    add_features(&target_family);
 
     if target_os == "macos" && target_family != "wasm" {
         println!("cargo:rustc-link-lib=framework=MetalKit");
@@ -233,16 +233,12 @@ fn get_build_profile_name() -> String {
         .to_string()
 }
 
-fn add_features(target_family: &str, target_os: &str) {
+fn add_features(target_family: &str) {
     if target_family != "wasm" {
         println!("cargo:rustc-cfg=feature=\"local_fs\"");
         println!("cargo:rustc-cfg=feature=\"local_tty\"");
     }
 
-    if target_os != "windows" {
-        println!("cargo:rustc-cfg=feature=\"iterm_images\"");
-    }
-
     if env::var("PROFILE").ok().is_some_and(|val| val == "debug") {
         println!("cargo:rustc-cfg=feature=\"agent_mode_debug\"");
     }

app/src/lib.rs

@@ -2363,7 +2363,7 @@ pub fn enabled_features() -> HashSet<FeatureFlag> {
         FeatureFlag::ImeMarkedText,
         #[cfg(feature = "partial_next_command_suggestions")]
         FeatureFlag::PartialNextCommandSuggestions,
-        #[cfg(feature = "iterm_images")]
+        #[cfg(all(not(windows), feature = "iterm_images"))]
         FeatureFlag::ITermImages,
         #[cfg(feature = "validate_autosuggestions")]
         FeatureFlag::ValidateAutosuggestions,

app/src/terminal/event.rs

@@ -138,6 +138,13 @@ pub enum Event {
         image_data: Vec<u8>,
         image_protocol: ImageProtocol,
     },
+    /// The animation frames of a kitty image changed (`a=f`/`a=a`). The frames
+    /// follow frame 1, which is the already-received image itself; an empty list
+    /// means the animation is stopped.
+    AnimatedImageReceived {
+        image_id: u32,
+        frames: Vec<(Vec<u8>, u32)>,
+    },
     BootstrapPrecmdDone,
     /// A pluggable notification triggered via OSC 9 or OSC 777 escape sequences.
     /// External programs can use this to trigger notifications in Zap.
@@ -480,6 +487,13 @@ impl Debug for Event {
             Event::ImageReceived { image_id, .. } => {
                 write!(f, "ImageReceived(image_id: {image_id})")
             }
+            Event::AnimatedImageReceived { image_id, frames } => {
+                write!(
+                    f,
+                    "AnimatedImageReceived(image_id: {image_id}, frames: {})",
+                    frames.len()
+                )
+            }
             Event::BootstrapPrecmdDone => write!(f, "BootstrapPrecmdDone"),
             Event::PluggableNotification { title, body } => {
                 write!(f, "PluggableNotification(title: {title:?}, body: {body})")