feat(diagnosis): 回填固件确认的PD区域映射(左PD1/中上PD2/中PD3,6,7/中下PD4/右PD5)

server/sql/schema.sql

@@ -204,4 +204,4 @@ INSERT IGNORE INTO system_settings (setting_key, setting_value) VALUES
 ('enable_binding', 'true'),
 ('enable_free_mode', 'true'),
 ('maintenance_mode', 'false'),
-('diagnosis_config', '{"calibrated": false, "note": "阈值/PD映射为待标定初始值(文档建议值+推测映射)；polarity=inverted 已由固件确认(PD值大=吸收多)；pd_region_map 待固件给出 PD1~7 实际排布后修正", "polarity": "inverted", "th": 0.10, "severity": {"low": 0.05, "mid": 0.15, "high": 0.30}, "brightness": 204, "pd_region_map": {"left": [0], "top": [1], "middle": [2, 3, 4], "bottom": [5], "right": [6]}, "problem_wavelength": {"aging": 2, "acne": 3, "pigment": 4, "deep": 1}}');
+('diagnosis_config', '{"calibrated": false, "note": "阈值为待标定初始值(文档建议值)；polarity=inverted 与 pd_region_map(左PD1/中上PD2/中PD3,6,7/中下PD4/右PD5) 均已由固件确认(2026-07-28)", "polarity": "inverted", "th": 0.10, "severity": {"low": 0.05, "mid": 0.15, "high": 0.30}, "brightness": 204, "pd_region_map": {"left": [0], "top": [1], "middle": [2, 5, 6], "bottom": [3], "right": [4]}, "problem_wavelength": {"aging": 2, "acne": 3, "pigment": 4, "deep": 1}}');