feat(ui): add EditBotBottomSheet with avatar editor and bot deletion (#983)

app/src/main/res/values/strings.xml

@@ -109,6 +109,11 @@
     <string name="bots_tab_groups">Groups</string>
     <string name="bots_groups_empty_title">No Group Chats</string>
     <string name="bots_groups_empty_desc">Create a multi-agent group chat to let bots collaborate.</string>
+    <string name="bots_edit_title">Edit Bot</string>
+    <string name="bots_edit_save">Save Changes</string>
+    <string name="bots_edit_delete">Delete Bot</string>
+    <string name="bots_edit_delete_confirm_title">Delete %1$s?</string>
+    <string name="bots_edit_delete_confirm_msg">This will permanently delete the agent profile and its configuration.</string>
     <string name="screen_webhooks">Webhooks</string>
     <string name="screen_gateway">Gateway</string>
     <string name="screen_toolsets">Toolsets</string>