Add tab group sleep command

crates/ely_browser_core/src/state/commands.rs

@@ -213,6 +213,9 @@ impl BrowserCore {
                 Ok(self.set_active_tab_group_collapsed(false)?.is_some())
             }
             "ungroup-tab" | "ungroup tab" => self.ungroup_active_tab(),
+            "sleep-tab-group" | "sleep tab group" | "discard-tab-group" | "discard tab group" => {
+                Ok(self.discard_active_tab_group()?.is_some())
+            }
             "downloads" | "open-downloads" | "open downloads" => {
                 self.open_tab(downloads_url()?);
                 Ok(true)

crates/ely_browser_core/src/state/tab_groups.rs

@@ -80,6 +80,19 @@ impl BrowserCore {
         Ok(true)
     }
 
+    pub fn discard_active_tab_group(&mut self) -> Result<Option<usize>, CoreError> {
+        let Some(group_id) = self.active_tab_group_id()? else {
+            return Ok(None);
+        };
+        let tab_ids = self.active_space_group_tab_ids(&group_id);
+
+        for tab_id in &tab_ids {
+            self.discard_tab(tab_id)?;
+        }
+
+        Ok(Some(tab_ids.len()))
+    }
+
     pub fn split_active_tab_group(&mut self) -> Result<Option<SplitId>, CoreError> {
         let Some(group_id) = self.active_tab_group_id()? else {
             return Ok(None);
@@ -269,6 +282,10 @@ impl BrowserCore {
         )
     }
 
+    fn active_space_group_tab_ids(&self, group_id: &TabGroupId) -> Vec<TabId> {
+        self.active_space_group_tabs(group_id).iter().map(|tab| tab.id().clone()).collect()
+    }
+
     fn split_pane_space_id(
         &self,
         split_id: &SplitId,