激光材料数据平台 1.3.0

公开数据看板、四位 Key 录入面板、管理后台与三级权限、动态字段配置、
PostgreSQL/SQLite 双支持、数据库备份，以及本版新增的成品图上传与预览。

图片相关：
- 录入表单支持相册选图与手机端直接拍照，每条记录最多 6 张
- 浏览器内压缩到最长边 1600 并剥离 EXIF，入库统一为 JPG/PNG
- 二进制直接入库，现有备份自动覆盖图片，部署无需新增卷
- 详情页缩略图宫格与全屏 lightbox，公开看板同样可见

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

tests/test_schemas.py

@@ -0,0 +1,45 @@
+from datetime import date
+
+import pytest
+from pydantic import ValidationError
+
+from app.schemas import EntryRecordSubmission, MaterialRecordInput
+
+
+def valid_payload():
+    return {
+        "experiment_id": "LAS-2026-001", "test_date": date(2026, 7, 17), "material_category": "木材", "material_name": "椴木板",
+        "material_thickness": 3, "actual_output_power": 8.5, "display_current": 2, "scanning_speed": 100,
+        "pulse_frequency": 20, "pulse_width": 5, "defocus_amount": 0, "scan_line_spacing": .1,
+        "filling_method": "双向", "processing_size": "20×20", "is_cut_through": True,
+        "carbonized_edge_width": .2, "etching_depth": 30, "is_fire_smolder": False,
+        "pattern_clarity_score": 9, "presentation_balance_score": 8, "finished_image_filename": "LAS-2026-001.jpg", "remarks": "正常",
+    }
+
+
+def test_all_optional_physical_properties_may_be_empty():
+    record = MaterialRecordInput(**valid_payload())
+    assert record.apparent_density is None
+    assert record.hardness is None
+    assert len(record.model_fields) - 3 == 32  # 32 fixed fields plus the dynamic-field map and the two image lists
+
+
+def test_scores_are_limited_to_ten():
+    payload = valid_payload()
+    payload["pattern_clarity_score"] = 10.1
+    with pytest.raises(ValidationError):
+        MaterialRecordInput(**payload)
+
+
+def test_percentage_is_limited_to_hundred():
+    payload = valid_payload()
+    payload["moisture_content"] = 101
+    with pytest.raises(ValidationError):
+        MaterialRecordInput(**payload)
+
+
+def test_entry_submission_requires_confirmation_username():
+    payload = valid_payload()
+    with pytest.raises(ValidationError):
+        EntryRecordSubmission(**payload)
+    assert EntryRecordSubmission(**payload, confirm_username="operator").confirm_username == "operator"