ctrl+v image + @file accepts images (#1695)

allow ctrl+v in TUI for images + @file that are images are appended as
raw files (and read by the model) rather than pasted as a path that
cannot be read by the model.

Re-used components and same interface we're using for copying pasted
content in
72504f1d9c.
@aibrahim-oai as you've implemented this, mind having a look at this
one?


https://github.com/user-attachments/assets/c6c1153b-6b32-4558-b9a2-f8c57d2be710

---------

Co-authored-by: easong-openai <easong@openai.com>
Co-authored-by: Daniel Edrisian <dedrisian@openai.com>
Co-authored-by: Michael Bolin <mbolin@openai.com>

codex-rs/tui/src/chatwidget.rs

@@ -583,7 +583,11 @@ impl ChatWidget {
 
         match self.bottom_pane.handle_key_event(key_event) {
             InputResult::Submitted(text) => {
-                self.submit_user_message(text.into());
+                let images = self.bottom_pane.take_recent_submission_images();
+                self.submit_user_message(UserMessage {
+                    text,
+                    image_paths: images,
+                });
             }
             InputResult::Command(cmd) => {
                 self.dispatch_command(cmd);
@@ -592,6 +596,21 @@ impl ChatWidget {
         }
     }
 
+    pub(crate) fn attach_image(
+        &mut self,
+        path: PathBuf,
+        width: u32,
+        height: u32,
+        format_label: &str,
+    ) {
+        tracing::info!(
+            "attach_image path={path:?} width={width} height={height} format={format_label}",
+        );
+        self.bottom_pane
+            .attach_image(path.clone(), width, height, format_label);
+        self.request_redraw();
+    }
+
     fn dispatch_command(&mut self, cmd: SlashCommand) {
         match cmd {
             SlashCommand::New => {