fix: read the singular "1 star today" from GitHub trending

src/tools/trending-scrape.test.ts

@@ -22,6 +22,22 @@ const article = (description: string) => `
     </span>  </div>
 </article>`
 
+// Same shape, but the counts vary — copied from github.com/trending/javascript?since=daily.
+const articleWithCounts = (name: string, stars: string, today: string) => `
+<article class="Box-row">
+  <h2 class="h3 lh-condensed">
+    <a href="/${name}">${name.replace('/', ' / ')}</a>
+  </h2>
+  <p class="col-9 color-fg-muted my-1 pr-4">a repo</p>
+  <div class="f6 color-fg-muted mt-2">
+    <span itemprop="programmingLanguage">JavaScript</span>
+    <a href="/${name}/stargazers"><svg aria-hidden="true"></svg>
+        ${stars}</a>
+    <span class="d-inline-block float-sm-right"><svg aria-hidden="true"></svg>
+        ${today}
+</span>  </div>
+</article>`
+
 const descriptionOf = (raw: string) => parseTrendingHtml(article(raw))[0].description
 
 test('decodes the escaped ampersand GitHub emits in repo descriptions', () => {
@@ -54,3 +70,26 @@ test('still reads the name, language and both star counts', () => {
   assert.equal(repo.stars, 386)
   assert.equal(repo.todayStars, 28)
 })
+
+test('reads the singular "1 star today" GitHub renders, not just the plural form', () => {
+  const repos = parseTrendingHtml(
+    articleWithCounts('OWASP/threat-dragon', '1,554', '1 star today') + articleWithCounts('addyosmani/agent-skills', '2,100', '226 stars today')
+  )
+
+  assert.equal(repos[0].todayStars, 1, 'a repo that gained one star must not be recorded as gaining none')
+  assert.equal(repos[1].todayStars, 226)
+})
+
+test('still parses the plural form, thousands separator and all', () => {
+  const [repo] = parseTrendingHtml(articleWithCounts('TencentCloud/TencentDB-Agent-Memory', '15,584', '1,892 stars today'))
+
+  assert.equal(repo.todayStars, 1892)
+  assert.equal(repo.stars, 15584)
+})
+
+test('falls back to zero only when the growth line is genuinely absent', () => {
+  const [repo] = parseTrendingHtml(articleWithCounts('foo/bar', '10', ''))
+
+  assert.equal(repo.todayStars, 0)
+  assert.equal(repo.name, 'foo/bar')
+})

src/tools/trending-scrape.tool.ts

@@ -45,7 +45,7 @@ export function parseTrendingHtml(html: string): TrendingRepo[] {
     const stars = starsMatch ? parseInt(starsMatch[1].replace(/,/g, ''), 10) : 0
 
     // Stars today
-    const todayMatch = block.match(/([\d,]+)\s+stars\s+today/)
+    const todayMatch = block.match(/([\d,]+)\s+stars?\s+today/)
     const todayStars = todayMatch ? parseInt(todayMatch[1].replace(/,/g, ''), 10) : 0
 
     repos.push({