fix(camera): make lighting checks advisory only

h5/js/app.js

@@ -1036,7 +1036,7 @@
     updateAngleHaptic(!!(verdict && verdict.reason === 'angle'), Date.now());
     setMask(ok ? 'ok' : (noFace ? 'no-face' : ''));
     // 合格时「保持不动」只显示不播报:随即抓拍,「拍摄完成」会截断它
-    setHint(ok ? '保持不动' : hint, ok, ok);
+    setHint(ok ? (verdict.warning ? verdict.warning + '，保持不动即可拍摄' : '保持不动') : hint, ok, ok);
     if (!ok) { okSince = 0; holdState = null; return; }
     var held = CaptureQuality.hold(holdState, verdict.observation, Date.now());
     holdState = held.state;

h5/js/capture-quality.js

@@ -6,7 +6,7 @@
   'use strict';
   // Real-phone feedback: ease alignment and normal hand/head movement while
   // retaining two checked frames, one face, framing and final JPEG validation.
-  var config = Object.freeze({ version: '2026-10-16-confidence-v9', score: 0.3, frontScore: 0.25,
+  var config = Object.freeze({ version: '2026-10-16-light-advisory-v10', score: 0.3, frontScore: 0.25,
     near: 0.30, far: 0.68, center: 0.16, edge: 0.01,
     dark: 110, bright: 220, holdMs: 450, minFrames: 2, maxGapMs: 2000,
     yawDrift: 8, pitchDrift: 8, centerDrift: 0.055, sizeDrift: 0.065 });
@@ -33,11 +33,11 @@
     if (options.ignoreDirection && target !== 'front') target = pose.yaw < 0 ? 'left' : 'right';
     var check = HeadPose.check(d.landmarks.positions, target, options.mirrored);
     if (!check.ok) return failed(check.hint, finite(check.yaw) ? 'angle' : 'quality');
-    if (!finite(options.luma)) return failed('请保持面部清晰');
-    if (options.luma < config.dark) return failed('请到光线充足处');
-    if (options.luma > config.bright) return failed('光线过强,请避开强光');
-    return { ok: true, hint: '保持不动', observation: { yaw: pose.yaw, pitch: pose.pitch, roll: pose.roll,
-      score: d.detection.score, luma: options.luma, ratio: ratio,
+    // Lighting is advisory for both live frames and saved JPEGs, never a gate.
+    var warning = finite(options.luma) && options.luma < config.dark ? '建议到光线明亮处拍摄' :
+      finite(options.luma) && options.luma > config.bright ? '光线过强，建议避开强光' : '';
+    return { ok: true, hint: '保持不动', warning: warning, observation: { yaw: pose.yaw, pitch: pose.pitch, roll: pose.roll,
+      score: d.detection.score, luma: finite(options.luma) ? options.luma : null, ratio: ratio,
       center_x: (box.x + box.width / 2) / w, center_y: (box.y + box.height / 2) / h } };
   }
   function hold(state, observation, now) {