chore: 🤖 add week number explanation

src/public/app/widgets/type_widgets/options/i18n/i18n.ts

@@ -64,6 +64,12 @@ const TPL = `
             </select>
         </div>
 
+        <p class="form-text">${t("i18n.first-week-info")}</p>
+
+        <div class="admonition warning" role="alert">
+            ${t("i18n.first-week-warning")}
+        </div>
+
         <div class="option-row centered">
             <button class="btn btn-secondary btn-micro restart-app-button">${t("electron_integration.restart-app-button")}</button>
         </div>

src/public/translations/cn/translation.json

@@ -1238,6 +1238,8 @@
     "first-week-contains-first-thursday": "第一周包含一年的第一个周四",
     "first-week-has-minimum-days": "第一周有最小天数",
     "min-days-in-first-week": "第一周的最小天数",
+    "first-week-info": "第一周包含一年的第一个周四，基于 <a href=\"https://en.wikipedia.org/wiki/ISO_week_date#First_week\">ISO 8601</a> 标准。",
+    "first-week-warning": "更改第一周选项可能会导致与现有周笔记重复，已创建的周笔记将不会相应更新。",
     "formatting-locale": "日期和数字格式"
   },
   "backup": {

src/public/translations/en/translation.json

@@ -1248,6 +1248,8 @@
     "first-week-contains-first-thursday": "First week contains first Thursday of the year",
     "first-week-has-minimum-days": "First week has minimum days",
     "min-days-in-first-week": "Minimum days in first week",
+    "first-week-info": "First week contains first Thursday of the year is based on <a href=\"https://en.wikipedia.org/wiki/ISO_week_date#First_week\">ISO 8601</a> standard.",
+    "first-week-warning": "Changing first week options may cause duplicate with existing Week Notes and the existing Week Notes will not be updated accordingly.",
     "formatting-locale": "Date & number format"
   },
   "backup": {