feat: auto submit after filling phone

content.js

@@ -79,7 +79,58 @@
     const input = findBestInput();
     if (!input) throw new Error('当前页面没有找到可填写的输入框。请先点一下目标输入框再获取。');
     setValue(input, phoneNumber);
-    return { phoneNumber, tag: input.tagName, name: input.name || '', id: input.id || '' };
+    return { phoneNumber, input, tag: input.tagName, name: input.name || '', id: input.id || '' };
+  }
+
+  function scoreSubmitButton(button, input) {
+    if (!button || panel?.contains(button)) return -1000;
+    const style = window.getComputedStyle(button);
+    const rect = button.getBoundingClientRect();
+    if (button.disabled || style.visibility === 'hidden' || style.display === 'none' || rect.width <= 0 || rect.height <= 0) return -1000;
+    const text = [
+      button.innerText, button.textContent, button.value, button.name, button.id,
+      button.getAttribute('aria-label'), button.getAttribute('title')
+    ].join(' ').toLowerCase();
+    let score = 0;
+    if (/下一步|继续|发送验证码|获取验证码|发送代码|发送短信|验证|提交|next|continue|send\s*(code|sms)?|verify|submit/.test(text)) score += 100;
+    if (/取消|返回|back|cancel|关闭|close|skip|跳过|resend|重发/.test(text)) score -= 140;
+    if (button.type === 'submit') score += 35;
+    if (input) {
+      const inputRect = input.getBoundingClientRect();
+      const dy = rect.top - inputRect.bottom;
+      const dx = Math.abs((rect.left + rect.right) / 2 - (inputRect.left + inputRect.right) / 2);
+      if (dy >= -20 && dy < 260) score += Math.max(0, 60 - dy / 5);
+      if (dx < 360) score += Math.max(0, 30 - dx / 20);
+    }
+    return score;
+  }
+
+  function findSubmitButton(input) {
+    const formButton = input?.form?.querySelector('button[type="submit"], input[type="submit"]');
+    const candidates = Array.from(document.querySelectorAll('button, input[type="button"], input[type="submit"], [role="button"]'))
+      .filter((el) => !panel || !panel.contains(el));
+    if (formButton && !candidates.includes(formButton)) candidates.unshift(formButton);
+    const ranked = candidates.map((el) => ({ el, score: scoreSubmitButton(el, input) })).sort((a, b) => b.score - a.score);
+    return ranked[0]?.score > 30 ? ranked[0].el : null;
+  }
+
+  async function autoSubmitPhone(input) {
+    await sleep(250);
+    const button = findSubmitButton(input);
+    if (button) {
+      button.scrollIntoView?.({ block: 'center', inline: 'center' });
+      button.click();
+      return { method: 'button', text: String(button.innerText || button.textContent || button.value || button.getAttribute('aria-label') || '').trim().slice(0, 40) };
+    }
+    const form = input?.form;
+    if (form) {
+      if (typeof form.requestSubmit === 'function') form.requestSubmit();
+      else form.dispatchEvent(new Event('submit', { bubbles: true, cancelable: true }));
+      return { method: 'form' };
+    }
+    input?.dispatchEvent(new KeyboardEvent('keydown', { key: 'Enter', code: 'Enter', bubbles: true }));
+    input?.dispatchEvent(new KeyboardEvent('keyup', { key: 'Enter', code: 'Enter', bubbles: true }));
+    return { method: 'enter' };
   }
 
   function send(type, payload = {}) {
@@ -166,13 +217,14 @@
       const res = await send('FETCH_NEXT_PHONE', { reason, releaseAction });
       const phone = res.activation.phoneNumber;
       await copyText(phone);
-      fillPhone(phone);
+      const filled = fillPhone(phone);
       $('.sb-current-phone').textContent = phone;
       lastErroredPhoneNumber = '';
       $('.sb-current-id').textContent = res.activation.activationId;
       const codeNode = $('.sb-current-code');
       if (codeNode) codeNode.textContent = '无';
-      setStatus(`已切换、填入并复制：${phone}`);
+      const submit = await autoSubmitPhone(filled.input);
+      setStatus(`已切换、填入、复制并自动提交：${phone}${submit.text ? `（${submit.text}）` : ''}`);
     } catch (error) {
       setStatus(error.message || String(error), true);
     } finally {