Link previews for in-page anchors: each /#section link gets its own shot scrolled to that section; nav hash links no longer show the home hero

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ddiff --git a/scripts/make-link-previews.mjs b/scripts/make-link-previews.mjs
iindex bf22bc0..9f0c1b9 100644
---- a/scripts/make-link-previews.mjs
++++ b/scripts/make-link-previews.mjs
@@@ -19,6 +19,21 @@ const external = [
  ];
  const internal = ['/', '/resume/', '/portfolio/', ...readdirSync(`${ROOT}dist/portfolio`).filter((d) => existsSync(`${ROOT}dist/portfolio/${d}/index.html`)).map((d) => `/portfolio/${d}/`)];
  
++// Every in-page anchor the built site links to (nav items, "See the network", skip links...) gets
++// its own shot, scrolled to that section, so hovering /#experience previews the Experience
++// section rather than the top of the home page.
++const hashTargets = new Map(); // "path#hash" -> { path, hash }
++const walk = (dir) => readdirSync(dir, { withFileTypes: true }).flatMap((e) => e.isDirectory() ? walk(`${dir}/${e.name}`) : e.name.endsWith('.html') ? [`${dir}/${e.name}`] : []);
++for (const file of walk(`${ROOT}dist`)) {
++  const pagePath = file.replace(`${ROOT}dist`, '').replace(/index\.html$/, '') || '/';
++  const html = readFileSync(file, 'utf8');
++  for (const m of html.matchAll(/href="((?:\/[a-z0-9\-\/]*)?)#([a-z0-9\-]+)"/gi)) {
++    const path = m[1] ? (m[1].endsWith('/') ? m[1] : m[1] + '/') : pagePath;
++    if (m[2] === 'main' || !existsSync(`${ROOT}dist${path}index.html`)) continue; // #main is the skip link
++    hashTargets.set(`${path}#${m[2]}`, { path, hash: m[2] });
++  }
++}
++
  const server = spawn('python3', ['-m', 'http.server', '4399'], { cwd: `${ROOT}dist`, stdio: 'ignore' });
  await new Promise((r) => setTimeout(r, 800));
  
@@@ -26,12 +41,22 @@ const browser = await chromium.launch({ executablePath: '/usr/bin/google-chrome'
  const ctx = await browser.newContext({ viewport: { width: W, height: H }, deviceScaleFactor: SCALE, colorScheme: 'dark',
    userAgent: 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0 Safari/537.36' });
  const map = {};
--const shoot = async (url, key, label, file) => {
++const shoot = async (url, key, label, file, hash) => {
    const page = await ctx.newPage();
    try {
      await page.addInitScript(() => { try { localStorage.setItem('ov_theme_asked', '1'); } catch {} });
      await page.goto(url, { waitUntil: 'networkidle', timeout: 25000 }).catch(() => {});
      await page.waitForTimeout(url.startsWith('http://localhost') ? 2500 : 1500);
++    if (hash) {
++      const found = await page.evaluate((id) => {
++        const el = document.getElementById(id); if (!el) return false;
++        const y = el.getBoundingClientRect().top + scrollY - 84;
++        if (window.__lenis) window.__lenis.scrollTo(y, { immediate: true }); else scrollTo(0, y);
++        return true;
++      }, hash);
++      if (!found) throw new Error('no #' + hash);
++      await page.waitForTimeout(1600); // let reveal animations finish
++    }
      await page.screenshot({ path: `${OUT}/${file}.jpg`, type: 'jpeg', quality: 74, clip: { x: 0, y: 0, width: W, height: H } });
      map[key] = { img: `/assets/img/previews/${file}.jpg`, label };
      console.log('ok', key);
@@@ -46,6 +71,10 @@ for (const p of internal) {
    const label = p === '/' ? 'alexfrison.net' : `alexfrison.net${p.replace(/\/$/, '')}`;
    await shoot(`http://localhost:4399${p}`, `path:${p.replace(/\/$/, '') || '/'}`, label, 'local' + (p.replace(/\/$/, '') || '/home').replace(/\//g, '_'));
  }
++for (const { path, hash } of hashTargets.values()) {
++  const short = path.replace(/\/$/, '') || '/';
++  await shoot(`http://localhost:4399${path}`, `path:${short}#${hash}`, `alexfrison.net${short === '/' ? '' : short}#${hash}`, 'local' + (short === '/' ? '/home' : short).replace(/\//g, '_') + '__' + hash, hash);
++}
  await browser.close();
  server.kill();
  writeFileSync(`${ROOT}src/data/link-previews.json`, JSON.stringify(map, null, 2) + '\n');
ddiff --git a/src/data/link-previews.json b/src/data/link-previews.json
iindex 0dcc9fc..ee40606 100644
---- a/src/data/link-previews.json
++++ b/src/data/link-previews.json
@@@ -150,5 +150,29 @@
    "path:/portfolio/youtube-desktop-client": {
      "img": "/assets/img/previews/local_portfolio_youtube-desktop-client.jpg",
      "label": "alexfrison.net/portfolio/youtube-desktop-client"
++  },
++  "path:/#network": {
++    "img": "/assets/img/previews/local_home__network.jpg",
++    "label": "alexfrison.net#network"
++  },
++  "path:/#work": {
++    "img": "/assets/img/previews/local_home__work.jpg",
++    "label": "alexfrison.net#work"
++  },
++  "path:/#experience": {
++    "img": "/assets/img/previews/local_home__experience.jpg",
++    "label": "alexfrison.net#experience"
++  },
++  "path:/#skills": {
++    "img": "/assets/img/previews/local_home__skills.jpg",
++    "label": "alexfrison.net#skills"
++  },
++  "path:/#contact": {
++    "img": "/assets/img/previews/local_home__contact.jpg",
++    "label": "alexfrison.net#contact"
++  },
++  "path:/#metrics": {
++    "img": "/assets/img/previews/local_home__metrics.jpg",
++    "label": "alexfrison.net#metrics"
    }
  }
ddiff --git a/src/layouts/Base.astro b/src/layouts/Base.astro
iindex 714a423..a36e7e3 100644
---- a/src/layouts/Base.astro
++++ b/src/layouts/Base.astro
@@@ -383,7 +383,13 @@ const imageUrl = new URL(image, site).toString();
        const keyFor = (a: HTMLAnchorElement) => {
          try {
            const u = new URL(a.href, location.href);
--          if (u.origin === location.origin) { const p = u.pathname.replace(/\/$/, '') || '/'; return previews['path:' + p] ? 'path:' + p : null; }
++          if (u.origin === location.origin) {
++            const p = u.pathname.replace(/\/$/, '') || '/';
++            const h = u.hash.replace(/^#/, '');
++            if (h && previews['path:' + p + '#' + h]) return 'path:' + p + '#' + h;
++            if (h && p === (location.pathname.replace(/\/$/, '') || '/')) return null; // same-page anchor with no shot: nothing useful to show
++            return previews['path:' + p] ? 'path:' + p : null;
++          }
            const h = u.host.replace(/^www\./, '');
            return previews[h] ? h : (h.includes('linkedin') ? 'linkedin.com' : null);
          } catch { return null; }