feat(keybindings): 注册 EffortPanel context 与 6 个 action

绑定 ←/→/h/l/home/end/enter/escape/q/ctrl+c 到 effortPanel:* action。
与 ModelPicker context 范式一致，避免左右键被全局 keybinding 拦截。

Co-Authored-By: glm-5.2 <zai-org@claude-code-best.win>

src/keybindings/defaultBindings.ts

@@ -326,6 +326,22 @@ export const DEFAULT_BINDINGS: KeybindingBlock[] = [
       space: 'modelPicker:toggle1M',
     },
   },
+  // Effort panel (slash /effort without args)
+  {
+    context: 'EffortPanel',
+    bindings: {
+      left: 'effortPanel:decrease',
+      right: 'effortPanel:increase',
+      h: 'effortPanel:decrease',
+      l: 'effortPanel:increase',
+      home: 'effortPanel:home',
+      end: 'effortPanel:end',
+      enter: 'effortPanel:confirm',
+      escape: 'effortPanel:cancel',
+      q: 'effortPanel:cancel',
+      'ctrl+c': 'effortPanel:cancel',
+    },
+  },
   // Select component navigation (used by /model, /resume, permission prompts, etc.)
   {
     context: 'Select',

src/keybindings/schema.ts

@@ -154,6 +154,13 @@ export const KEYBINDING_ACTIONS = [
   'modelPicker:decreaseEffort',
   'modelPicker:increaseEffort',
   'modelPicker:toggle1M',
+  // Effort panel actions (slash /effort without args)
+  'effortPanel:decrease',
+  'effortPanel:increase',
+  'effortPanel:home',
+  'effortPanel:end',
+  'effortPanel:confirm',
+  'effortPanel:cancel',
   // Select component actions (distinct from confirm: to avoid collisions)
   'select:next',
   'select:previous',