feat(hermes): add model token limits config

src/engines/hermes/pages/config.js

@@ -88,6 +88,8 @@ const MODEL_DEFAULTS = {
   modelDefault: '',
   modelProvider: 'auto',
   modelBaseUrl: '',
+  modelContextLength: '',
+  modelMaxTokens: '',
 }
 
 const MODEL_ALIASES_DEFAULTS = {
@@ -962,6 +964,14 @@ export function render() {
               <span class="hm-field-label">${t('engine.hermesModelConfigBaseUrl')}</span>
               <input id="hm-model-base-url" class="hm-input" value="${esc(modelValues.modelBaseUrl)}" placeholder="https://openrouter.ai/api/v1" ${disabled ? 'disabled' : ''}>
             </label>
+            <label class="hm-field">
+              <span class="hm-field-label">${t('engine.hermesModelConfigContextLength')}</span>
+              <input id="hm-model-context-length" class="hm-input" type="number" inputmode="numeric" min="1" max="10000000" step="1" value="${esc(modelValues.modelContextLength)}" placeholder="131072" ${disabled ? 'disabled' : ''}>
+            </label>
+            <label class="hm-field">
+              <span class="hm-field-label">${t('engine.hermesModelConfigMaxTokens')}</span>
+              <input id="hm-model-max-tokens" class="hm-input" type="number" inputmode="numeric" min="1" max="10000000" step="1" value="${esc(modelValues.modelMaxTokens)}" placeholder="8192" ${disabled ? 'disabled' : ''}>
+            </label>
           </div>
           <div class="hm-channel-footnote">${t('engine.hermesModelConfigFootnote')}</div>
         </div>
@@ -3018,6 +3028,8 @@ export function render() {
       modelDefault: el.querySelector('#hm-model-default')?.value || '',
       modelProvider: el.querySelector('#hm-model-provider')?.value || 'auto',
       modelBaseUrl: el.querySelector('#hm-model-base-url')?.value || '',
+      modelContextLength: el.querySelector('#hm-model-context-length')?.value || '',
+      modelMaxTokens: el.querySelector('#hm-model-max-tokens')?.value || '',
     }
     modelSaving = true
     modelError = null

src/locales/modules/engine.js

@@ -834,7 +834,9 @@ export default {
   hermesModelConfigDefault: _('默认模型', 'Default model', '預設模型'),
   hermesModelConfigProvider: _('Provider', 'Provider', 'Provider'),
   hermesModelConfigBaseUrl: _('兼容接口地址（可选）', 'Compatible API base URL (optional)', '相容介面位址（可選）'),
-  hermesModelConfigFootnote: _('默认模型不能为空；provider 为空时建议填 auto。兼容接口地址留空会移除 model.base_url，并保留 model 下其它高级字段。', 'Default model is required; use auto when no provider is pinned. Leaving the base URL blank removes model.base_url while preserving other advanced model fields.', '預設模型不可為空；未固定 provider 時建議填 auto。相容介面位址留空會移除 model.base_url，並保留 model 下其他進階欄位。'),
+  hermesModelConfigContextLength: _('上下文窗口（可选）', 'Context window (optional)', '上下文視窗（可選）'),
+  hermesModelConfigMaxTokens: _('单次输出上限（可选）', 'Output token cap (optional)', '單次輸出上限（可選）'),
+  hermesModelConfigFootnote: _('上下文窗口是输入和输出合计容量，单次输出上限只限制回复长度；两项留空会移除对应字段，由 Hermes 自动检测或使用模型默认值。', 'Context window is the total input plus output capacity. Output token cap only limits reply length. Leave either blank to remove that field so Hermes auto-detects or uses the model default.', '上下文視窗是輸入與輸出合計容量，單次輸出上限只限制回覆長度；兩項留空會移除對應欄位，由 Hermes 自動偵測或使用模型預設值。'),
   hermesModelAliasesConfigTitle: _('模型别名', 'Model aliases', '模型別名'),
   hermesModelAliasesConfigDesc: _('配置 /model 命令可用的短别名，把常用模型、provider 和自定义 base_url 固定下来，减少手输错误。', 'Configure short aliases for the /model command, pinning common models, providers, and custom base_url values to reduce manual input errors.', '設定 /model 命令可用的短別名，把常用模型、provider 和自訂 base_url 固定下來，減少手動輸入錯誤。'),
   hermesModelAliasesConfigStatusReady: _('结构化 JSON', 'structured JSON', '結構化 JSON'),