git: Enable git stash in git panel (#32821)

Related discussion #31484

Release Notes:

- Added a menu entry on the git panel to git stash and git pop stash. 

Preview: 


![Screenshot-2025-06-17_08:26:36](https://github.com/user-attachments/assets/d3699ba4-511f-4c7b-a7cc-00a295d01f64)

---------

Co-authored-by: Cole Miller <cole@zed.dev>

crates/git_ui/src/git_panel.rs

@@ -27,7 +27,10 @@ use git::repository::{
 };
 use git::status::StageStatus;
 use git::{Amend, Signoff, ToggleStaged, repository::RepoPath, status::FileStatus};
-use git::{ExpandCommitEditor, RestoreTrackedFiles, StageAll, TrashUntrackedFiles, UnstageAll};
+use git::{
+    ExpandCommitEditor, RestoreTrackedFiles, StageAll, StashAll, StashPop, TrashUntrackedFiles,
+    UnstageAll,
+};
 use gpui::{
     Action, Animation, AnimationExt as _, AsyncApp, AsyncWindowContext, Axis, ClickEvent, Corner,
     DismissEvent, Entity, EventEmitter, FocusHandle, Focusable, KeyContext,
@@ -140,6 +143,13 @@ fn git_panel_context_menu(
                 UnstageAll.boxed_clone(),
             )
             .separator()
+            .action_disabled_when(
+                !(state.has_new_changes || state.has_tracked_changes),
+                "Stash All",
+                StashAll.boxed_clone(),
+            )
+            .action("Stash Pop", StashPop.boxed_clone())
+            .separator()
             .action("Open Diff", project_diff::Diff.boxed_clone())
             .separator()
             .action_disabled_when(
@@ -1415,6 +1425,52 @@ impl GitPanel {
         self.tracked_staged_count + self.new_staged_count + self.conflicted_staged_count
     }
 
+    pub fn stash_pop(&mut self, _: &StashPop, _window: &mut Window, cx: &mut Context<Self>) {
+        let Some(active_repository) = self.active_repository.clone() else {
+            return;
+        };
+
+        cx.spawn({
+            async move |this, cx| {
+                let stash_task = active_repository
+                    .update(cx, |repo, cx| repo.stash_pop(cx))?
+                    .await;
+                this.update(cx, |this, cx| {
+                    stash_task
+                        .map_err(|e| {
+                            this.show_error_toast("stash pop", e, cx);
+                        })
+                        .ok();
+                    cx.notify();
+                })
+            }
+        })
+        .detach();
+    }
+
+    pub fn stash_all(&mut self, _: &StashAll, _window: &mut Window, cx: &mut Context<Self>) {
+        let Some(active_repository) = self.active_repository.clone() else {
+            return;
+        };
+
+        cx.spawn({
+            async move |this, cx| {
+                let stash_task = active_repository
+                    .update(cx, |repo, cx| repo.stash_all(cx))?
+                    .await;
+                this.update(cx, |this, cx| {
+                    stash_task
+                        .map_err(|e| {
+                            this.show_error_toast("stash", e, cx);
+                        })
+                        .ok();
+                    cx.notify();
+                })
+            }
+        })
+        .detach();
+    }
+
     pub fn commit_message_buffer(&self, cx: &App) -> Entity<Buffer> {
         self.commit_editor
             .read(cx)
@@ -4365,6 +4421,8 @@ impl Render for GitPanel {
                     .on_action(cx.listener(Self::revert_selected))
                     .on_action(cx.listener(Self::clean_all))
                     .on_action(cx.listener(Self::generate_commit_message_action))
+                    .on_action(cx.listener(Self::stash_all))
+                    .on_action(cx.listener(Self::stash_pop))
             })
             .on_action(cx.listener(Self::select_first))
             .on_action(cx.listener(Self::select_next))

crates/git_ui/src/git_ui.rs

@@ -114,6 +114,22 @@ pub fn init(cx: &mut App) {
                 });
             });
         }
+        workspace.register_action(|workspace, action: &git::StashAll, window, cx| {
+            let Some(panel) = workspace.panel::<git_panel::GitPanel>(cx) else {
+                return;
+            };
+            panel.update(cx, |panel, cx| {
+                panel.stash_all(action, window, cx);
+            });
+        });
+        workspace.register_action(|workspace, action: &git::StashPop, window, cx| {
+            let Some(panel) = workspace.panel::<git_panel::GitPanel>(cx) else {
+                return;
+            };
+            panel.update(cx, |panel, cx| {
+                panel.stash_pop(action, window, cx);
+            });
+        });
         workspace.register_action(|workspace, action: &git::StageAll, window, cx| {
             let Some(panel) = workspace.panel::<git_panel::GitPanel>(cx) else {
                 return;