Fix radio selection: verify click worked, fallback to input/select

LinkedIn radio clicks via label can silently fail. Now verifies input:checked
after label click, falls back to clicking radio input directly by value match,
and tries <select> within fieldset as last resort.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

lib/form_filler.mjs

@@ -440,14 +440,37 @@ Answer:`;
             }
           }
         } else {
-          // Single-select radio: click the matching label
+          // Single-select radio: click the matching label, then verify
+          let clicked = false;
           for (const lbl of labels) {
-            const text = await lbl.textContent().catch(() => '');
-            if (text.trim().toLowerCase() === answer.toLowerCase()) {
+            const text = (await lbl.textContent().catch(() => '') || '').trim();
+            if (text.toLowerCase() === answer.toLowerCase() ||
+                text.toLowerCase().startsWith(answer.toLowerCase())) {
               await lbl.click().catch(() => {});
+              clicked = true;
               break;
             }
           }
+          // Verify a radio got checked — if not, try clicking the input directly
+          if (clicked) {
+            const nowChecked = await fs.$('input:checked');
+            if (!nowChecked) {
+              const radios = await fs.$$('input[type="radio"]');
+              for (const radio of radios) {
+                const val = await radio.evaluate(el => el.value || el.nextSibling?.textContent?.trim() || '').catch(() => '');
+                if (val.toLowerCase() === answer.toLowerCase() ||
+                    val.toLowerCase().startsWith(answer.toLowerCase())) {
+                  await radio.click({ force: true }).catch(() => {});
+                  break;
+                }
+              }
+            }
+          }
+          // Last resort: try as a <select> within the fieldset
+          if (!clicked || !(await fs.$('input:checked'))) {
+            const sel = await fs.$('select');
+            if (sel) await this.selectOptionFuzzy(sel, answer);
+          }
         }
       } else {
         unknown.push(leg);