fix: Kanban Board Menu Items Accessibility via perms

- Save Filters and Delete Board btns render if 'write' and 'delete' perms exist on Kanban Board
- `Create Kanban Board` renders only if 'create' perms exist on Kanban Board
- Bind board permisions to `board_perms` property of board object
- Get perms via backend call at board initialization, as frontend does not have document object (only doctype meta and perms are cached)

(cherry picked from commit 8d31e70)

frappe/public/js/frappe/list/list_view_select.js

@@ -191,12 +191,16 @@ frappe.views.ListViewSelect = class ListViewSelect {
 			);
 		});
 
-		this.page.add_custom_menu_item(
-			kanban_switcher,
-			__("Create New Kanban Board"),
-			() => frappe.views.KanbanView.show_kanban_dialog(this.doctype),
-			true
-		);
+		let perms = this.list_view.board_perms;
+		let can_create = perms ? perms.create : true;
+		if (can_create) {
+			this.page.add_custom_menu_item(
+				kanban_switcher,
+				__("Create New Kanban Board"),
+				() => frappe.views.KanbanView.show_kanban_dialog(this.doctype),
+				true
+			);
+		}
 	}
 
 	get_page_name() {

frappe/public/js/frappe/views/kanban/kanban_board.bundle.js

@@ -519,7 +519,7 @@ frappe.provide("frappe.views");
 
 		function init() {
 			make_dom();
-			// setup_sortable(); // drag card
+			setup_sortable(); // drag card
 			make_cards();
 			store.watch((state, getters) => {
 				return state.cards;

frappe/public/js/frappe/views/kanban/kanban_view.js

@@ -56,33 +56,53 @@ frappe.views.KanbanView = class KanbanView extends frappe.views.ListView {
 			this.card_meta = this.get_card_meta();
 			this.page_length = 0;
 
-			// frappe run serially get/set perms > push menu items > get_board
-			this.menu_items.push(
-				...[
-					{
-						label: __("Save filters"),
-						action: () => {
-							this.save_kanban_board_filters();
-						},
-					},
-					{
-						label: __("Delete Kanban Board"),
-						action: () => {
-							frappe.confirm("Are you sure you want to proceed?", () => {
-								frappe.db.delete_doc("Kanban Board", this.board_name).then(() => {
-									frappe.show_alert(`Kanban Board ${this.board_name} deleted.`);
-									frappe.set_route("List", this.doctype, "List");
-								});
-							});
-						},
-					},
-				]
-			);
-
-			return this.get_board();
+			return frappe.run_serially([
+				() => this.set_board_perms_and_push_menu_items(),
+				() => this.get_board(),
+			]);
 		});
 	}
 
+	set_board_perms_and_push_menu_items() {
+		// needs server-side call as client-side document instance is absent before kanban render
+		return frappe.call({
+			method: "frappe.client.get_doc_permissions",
+			args: {
+				doctype: "Kanban Board",
+				docname: this.board_name
+			},
+			callback: (result) => {
+				this.board_perms = result.message.permissions || {};
+				this.push_menu_items();
+			},
+		});
+	}
+
+	push_menu_items() {
+		if (this.board_perms.write) {
+			this.menu_items.push({
+				label: __("Save filters"),
+				action: () => {
+					this.save_kanban_board_filters();
+				}
+			});
+		}
+
+		if (this.board_perms.delete) {
+			this.menu_items.push({
+				label: __("Delete Kanban Board"),
+				action: () => {
+					frappe.confirm("Are you sure you want to proceed?", () => {
+						frappe.db.delete_doc("Kanban Board", this.board_name).then(() => {
+							frappe.show_alert(`Kanban Board ${this.board_name} deleted.`);
+							frappe.set_route("List", this.doctype, "List");
+						});
+					});
+				},
+			});
+		}
+	}
+
 	setup_paging_area() {
 		// pass
 	}