docs：更新文档

node_modules/vitepress/dist/client/theme-default/composables/activeSidebarLink.d.ts

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+export declare function useActiveSidebarLinks(): void;

node_modules/vitepress/dist/client/theme-default/composables/activeSidebarLink.js

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+import { onMounted, onUnmounted, onUpdated } from 'vue';
+export function useActiveSidebarLinks() {
+    let rootActiveLink = null;
+    let activeLink = null;
+    const decode = decodeURIComponent;
+    const deactiveLink = (link) => link && link.classList.remove('active');
+    const activateLink = (hash) => {
+        deactiveLink(activeLink);
+        deactiveLink(rootActiveLink);
+        activeLink = document.querySelector(`.sidebar a[href="${hash}"]`);
+        if (activeLink) {
+            activeLink.classList.add('active');
+            // also add active class to parent h2 anchors
+            const rootLi = activeLink.closest('.sidebar > ul > li');
+            if (rootLi && rootLi !== activeLink.parentElement) {
+                rootActiveLink = rootLi.querySelector('a');
+                rootActiveLink && rootActiveLink.classList.add('active');
+            }
+            else {
+                rootActiveLink = null;
+            }
+        }
+    };
+    const setActiveLink = () => {
+        const sidebarLinks = [].slice.call(document.querySelectorAll('.sidebar a'));
+        const anchors = [].slice
+            .call(document.querySelectorAll('.header-anchor'))
+            .filter((anchor) => sidebarLinks.some((sidebarLink) => sidebarLink.hash === anchor.hash));
+        const pageOffset = document.querySelector('.navbar')
+            .offsetHeight;
+        const scrollTop = window.scrollY;
+        const getAnchorTop = (anchor) => anchor.parentElement.offsetTop - pageOffset - 15;
+        for (let i = 0; i < anchors.length; i++) {
+            const anchor = anchors[i];
+            const nextAnchor = anchors[i + 1];
+            const isActive = (i === 0 && scrollTop === 0) ||
+                (scrollTop >= getAnchorTop(anchor) &&
+                    (!nextAnchor || scrollTop < getAnchorTop(nextAnchor)));
+            // TODO: fix case when at page bottom
+            if (isActive) {
+                const targetHash = decode(anchor.hash);
+                history.replaceState(null, document.title, targetHash);
+                activateLink(targetHash);
+                return;
+            }
+        }
+    };
+    const onScroll = throttleAndDebounce(setActiveLink, 300);
+    onMounted(() => {
+        setActiveLink();
+        window.addEventListener('scroll', onScroll);
+    });
+    onUpdated(() => {
+        // sidebar update means a route change
+        activateLink(decode(location.hash));
+    });
+    onUnmounted(() => {
+        window.removeEventListener('scroll', onScroll);
+    });
+}
+function throttleAndDebounce(fn, delay) {
+    let timeout;
+    let called = false;
+    return () => {
+        if (timeout)
+            clearTimeout(timeout);
+        if (!called) {
+            fn();
+            called = true;
+            setTimeout(() => {
+                called = false;
+            }, delay);
+        }
+        else {
+            timeout = setTimeout(fn, delay);
+        }
+    };
+}