feat(desktop): add zen mode toggle for data tabs

apps/desktop/src/lib/__tests__/app/rightSidebarPanels.spec.ts

@@ -55,7 +55,20 @@ describe("right sidebar panel entry points", () => {
     expect(appSource).toContain(':maximized="isAiPanelMaximized"');
     expect(appSource).toContain('@toggle-maximize="toggleAiPanelMaximized"');
     expect(appSource).toContain("isAiPanelMaximized ? 'min-w-0 flex-1' : 'min-w-[180px] max-w-full'");
-    expect(appSource).toContain('v-show="!isAiPanelMaximized"');
+    expect(appSource).toContain('v-show="!isAiPanelMaximized && !isZenMode"');
     expect(functionSource("setRightSidebarPanelOpen", "toggleRightSidebarPanel")).toContain("isAiPanelMaximized.value = false;");
   });
+
+  it("keeps Zen mode as a temporary data-tab layout", () => {
+    expect(appSource).toContain("const isZenMode = ref(false);");
+    expect(appSource).toContain('if (mode !== "data") isZenMode.value = false;');
+    expect(appSource).toContain("function toggleZenMode() {");
+    expect(appSource).toContain('if (activeTab.value?.mode !== "data") return;');
+    expect(appSource).toContain('isToggleZenModeShortcut(e, shortcuts) && activeTab.value?.mode === "data"');
+    expect(appSource).toContain('@toggle-zen-mode="toggleZenMode"');
+    expect(appSource).toContain('v-show="sidebarOpen && !isZenMode"');
+    expect(appSource).toContain('v-show="!sidebarOpen && !isZenMode"');
+    expect(appSource).toContain('v-show="!isAiPanelMaximized || isZenMode"');
+    expect(appSource).toContain('v-show="!isZenMode"');
+  });
 });

apps/desktop/src/lib/__tests__/editor/keyboardShortcuts.spec.ts

@@ -9,6 +9,7 @@ import {
   isGoToLastPageShortcut,
   isGoToNextPageShortcut,
   isGoToPreviousPageShortcut,
+  isToggleZenModeShortcut,
   matchesModifierOnlyShortcut,
   matchesShortcut,
   tabSwitcherDirectionFromShortcut,
@@ -98,6 +99,14 @@ describe("keyboard shortcut matching", () => {
     expect(isExecuteSqlInNewResultTabShortcut({ key: "\\", metaKey: true }, { executeSqlInNewResultTab: "Mod+\\" })).toBe(true);
   });
 
+  it("matches the configurable Zen mode shortcut", () => {
+    const platformModEvent = isMacShortcutPlatform() ? { key: "F12", metaKey: true, shiftKey: true } : { key: "F12", ctrlKey: true, shiftKey: true };
+
+    expect(isToggleZenModeShortcut(platformModEvent, { toggleZenMode: "Shift+Mod+F12" })).toBe(true);
+    expect(isToggleZenModeShortcut({ ...platformModEvent, shiftKey: false }, { toggleZenMode: "Shift+Mod+F12" })).toBe(false);
+    expect(isToggleZenModeShortcut(platformModEvent, { toggleZenMode: "" })).toBe(false);
+  });
+
   it("matches legacy plus-key shortcuts saved with plus as a separator", () => {
     expect(matchesShortcut({ key: "+", ctrlKey: true }, "Mod++", "Win32")).toBe(true);
     expect(matchesShortcut({ key: "+", ctrlKey: true, shiftKey: true }, "Shift+Mod++", "Win32")).toBe(true);

apps/desktop/src/lib/__tests__/editor/shortcutRegistry.spec.ts

@@ -146,6 +146,14 @@ describe("shortcutRegistry editor actions", () => {
     expect(findShortcutConflict("find", DEFAULT_SHORTCUT_SETTINGS.find, DEFAULT_SHORTCUT_SETTINGS)).toBeNull();
   });
 
+  it("registers a conflict-free global shortcut for Zen mode", () => {
+    const definition = SHORTCUT_DEFINITIONS.find((item) => item.id === "toggleZenMode");
+
+    expect(definition).toMatchObject({ labelKey: "settings.shortcutToggleZenMode", scope: "global", defaultShortcut: "Shift+Mod+F12" });
+    expect(DEFAULT_SHORTCUT_SETTINGS.toggleZenMode).toBe("Shift+Mod+F12");
+    expect(findShortcutConflict("toggleZenMode", DEFAULT_SHORTCUT_SETTINGS.toggleZenMode, DEFAULT_SHORTCUT_SETTINGS)).toBeNull();
+  });
+
   it("uses Shift+Enter for inserting a complete line below", () => {
     const definition = SHORTCUT_DEFINITIONS.find((item) => item.id === "insertLineBelow");