Update blog post dates to 2025 and add local visit counter

_includes/footer.html

@@ -27,6 +27,7 @@ <h3 class="footer-heading">联系</h3>
       <p>&copy; {{ site.time | date: "%Y" }} {{ site.title }} · 借助 Jekyll 与开源主题生态构建</p>
     </div>
   </footer>
+  <script src="{{ "/assets/js/visit-tracker.js" | relative_url }}" defer></script>
   <script>
     (function () {
       var storageKey = 'pref-theme';

_layouts/post.html

@@ -40,6 +40,10 @@ <h2>写作信息</h2>
             <dt>阅读预估</dt>
             <dd>约 {{ minutes }} 分钟 · {{ words }} 字</dd>
           </div>
+          <div>
+            <dt>本地访问次数</dt>
+            <dd id="page-view-count" data-page-url="{{ page.url | relative_url }}">加载中…</dd>
+          </div>
         </dl>
       </div>
       <div class="post-aside-card">

_posts/2024-01-01-welcome.md → _posts/2025-01-01-welcome.md

@@ -1,6 +1,6 @@
 ---
 title: 欢迎来到 Kaermaxc 博客
-date: 2024-01-01 10:00:00 +0800
+date: 2025-01-01 10:00:00 +0800
 tags: [Jekyll, 教程]
 excerpt: "从零开始搭建 GitHub Pages 博客的完整流程，以及我为本站打造的 Aurora 夜空主题设计思路。"
 ---

_posts/2024-04-15-motor-control-foundations.md → _posts/2025-04-15-motor-control-foundations.md

@@ -1,6 +1,6 @@
 ---
 title: 永磁同步电机控制与性能评估实战
-date: 2024-04-15 09:30:00 +0800
+date: 2025-04-15 09:30:00 +0800
 tags: [电机控制, 控制理论, STM32]
 excerpt: "从性能指标、参数辨识、FOC 实现到 PI 整定与排错的完整闭环；附 STM32 实操清单、调参流程与示例数据表。"
 layout: post

_posts/2024-10-17-neovim-cpp-setup.md → _posts/2025-10-17-neovim-cpp-setup.md

@@ -1,6 +1,6 @@
 ---
 title: 打造高效 Neovim C/C++ 开发环境：从零到一的完整指南
-date: 2024-10-17 10:00:00 +0800
+date: 2025-10-17 10:00:00 +0800
 tags: [Neovim, C++, 开发环境, LSP]
 excerpt: "用 clangd + Treesitter 打造 IDE 级体验，覆盖补全/诊断/调试/格式化/构建；修正 GDB/Lldb 适配，提供 Windows 与 CMake 指南。"
 layout: post

_posts/2024-10-30-harmonic-drive-summary.md → _posts/2025-10-27-harmonic-drive-summary.md

@@ -1,7 +1,7 @@
 ---
 layout: post
 title: "谐波减速机学习总结"
-date: 2024-10-30 00:00:00 +0800
+date: 2025-10-27 00:00:00 +0800
 categories: 技术
 tags: [谐波减速机, 传动, 机械设计]
 excerpt: 汇总谐波减速机的工作原理、性能特性、关键计数参数与选型应用要点，便于快速查阅与工程实践。

assets/js/visit-tracker.js

@@ -0,0 +1,52 @@
+(function () {
+  'use strict';
+
+  var viewElement = document.getElementById('page-view-count');
+  if (!viewElement) {
+    return;
+  }
+
+  if (!('localStorage' in window)) {
+    viewElement.textContent = '暂不可用（浏览器不支持本地存储）';
+    return;
+  }
+
+  var storageKey = 'kaermaxc-visit-counts';
+  var pageId = viewElement.getAttribute('data-page-url') || window.location.pathname;
+
+  function readCounts() {
+    try {
+      var raw = localStorage.getItem(storageKey);
+      if (!raw) {
+        return {};
+      }
+      var parsed = JSON.parse(raw);
+      if (typeof parsed === 'object' && parsed) {
+        return parsed;
+      }
+    } catch (error) {
+      console.warn('无法从本地存储读取访问数据', error);
+    }
+    return {};
+  }
+
+  function writeCounts(counts) {
+    try {
+      localStorage.setItem(storageKey, JSON.stringify(counts));
+      return true;
+    } catch (error) {
+      console.warn('无法将访问数据写入本地存储', error);
+      return false;
+    }
+  }
+
+  var counts = readCounts();
+  var current = counts[pageId] || 0;
+  current += 1;
+  counts[pageId] = current;
+  if (writeCounts(counts)) {
+    viewElement.textContent = current + ' 次（仅记录本设备）';
+  } else {
+    viewElement.textContent = '暂不可用（浏览器禁用了本地存储）';
+  }
+})();