Harden flow.ts click handling for login flows

- Improve text click matching with exact/partial patterns
- Add fallback login navigation when click target is JS/non-clickable
- Add Corriere-specific fallback to /account/login
- Keep flow resilient when click does not trigger navigation

skills/web-automation/scripts/flow.ts

@@ -102,9 +102,77 @@ function parseInstruction(instruction: string): Step[] {
   return steps;
 }
 
-async function clickByText(page: Page, text: string) {
-  const loc = page.getByRole('button', { name: text }).or(page.getByRole('link', { name: text })).or(page.getByText(text));
-  await loc.first().click({ timeout: 15000 });
+function escapeRegExp(value: string): string {
+  return value.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
+}
+
+function isLikelyLoginText(text: string): boolean {
+  return /(login|accedi|sign\s*in|entra)/i.test(text);
+}
+
+async function clickByText(page: Page, text: string): Promise<boolean> {
+  const patterns = [new RegExp(`^${escapeRegExp(text)}$`, 'i'), new RegExp(escapeRegExp(text), 'i')];
+
+  for (const pattern of patterns) {
+    const targets = [
+      page.getByRole('button', { name: pattern }).first(),
+      page.getByRole('link', { name: pattern }).first(),
+      page.getByText(pattern).first(),
+    ];
+
+    for (const target of targets) {
+      if (await target.count()) {
+        try {
+          await target.click({ timeout: 8000 });
+          return true;
+        } catch {
+          // keep trying next candidate
+        }
+      }
+    }
+  }
+
+  return false;
+}
+
+async function fallbackLoginNavigation(page: Page, requestedText: string): Promise<boolean> {
+  if (!isLikelyLoginText(requestedText)) return false;
+
+  const current = new URL(page.url());
+
+  const candidateLinks = await page.evaluate(() => {
+    const loginTerms = ['login', 'accedi', 'sign in', 'entra'];
+    const anchors = Array.from(document.querySelectorAll('a[href], a[onclick], button[onclick]')) as Array<HTMLAnchorElement | HTMLButtonElement>;
+
+    return anchors
+      .map((el) => {
+        const text = (el.textContent || '').trim().toLowerCase();
+        const href = (el as HTMLAnchorElement).getAttribute('href') || '';
+        return { text, href };
+      })
+      .filter((x) => x.text && loginTerms.some((t) => x.text.includes(t)))
+      .map((x) => x.href)
+      .filter(Boolean);
+  });
+
+  // Prefer real URLs (not javascript:)
+  const realCandidate = candidateLinks.find((h) => /login|account\/login/i.test(h) && !h.startsWith('javascript:'));
+  if (realCandidate) {
+    const target = new URL(realCandidate, page.url()).toString();
+    await page.goto(target, { waitUntil: 'domcontentloaded', timeout: 60000 });
+    return true;
+  }
+
+  // Site-specific fallback for Corriere
+  if (/corriere\.it$/i.test(current.hostname) || /\.corriere\.it$/i.test(current.hostname)) {
+    await page.goto('https://www.corriere.it/account/login', {
+      waitUntil: 'domcontentloaded',
+      timeout: 60000,
+    });
+    return true;
+  }
+
+  return false;
 }
 
 async function typeInBestTarget(page: Page, text: string, selector?: string) {
@@ -133,9 +201,24 @@ async function runSteps(page: Page, steps: Step[]) {
         await page.goto(step.url, { waitUntil: 'domcontentloaded', timeout: 60000 });
         break;
       case 'click':
-        if (step.selector) await page.locator(step.selector).first().click({ timeout: 15000 });
-        else if (step.text) await clickByText(page, step.text);
-        else throw new Error('click step missing selector/text');
+        if (step.selector) {
+          await page.locator(step.selector).first().click({ timeout: 15000 });
+        } else if (step.text) {
+          const clicked = await clickByText(page, step.text);
+          if (!clicked) {
+            const recovered = await fallbackLoginNavigation(page, step.text);
+            if (!recovered) {
+              throw new Error(`Could not click target text: ${step.text}`);
+            }
+          }
+        } else {
+          throw new Error('click step missing selector/text');
+        }
+        try {
+          await page.waitForLoadState('domcontentloaded', { timeout: 10000 });
+        } catch {
+          // no navigation is fine
+        }
         break;
       case 'type':
         await typeInBestTarget(page, step.text, step.selector);