feat: build vehicle data platform and production pipeline

vehicle-data-platform/deploy/migrations/001_access_thresholds.sql

@@ -0,0 +1,40 @@
+-- Forward-only V2 access threshold schema. Safe to run repeatedly before API switch.
+CREATE TABLE IF NOT EXISTS vehicle_access_threshold_config (
+  id TINYINT NOT NULL PRIMARY KEY,
+  version INT NOT NULL,
+  default_threshold_sec INT NOT NULL,
+  delay_threshold_sec INT NOT NULL,
+  long_offline_sec INT NOT NULL,
+  protocol_overrides_json LONGTEXT NOT NULL,
+  updated_by VARCHAR(128) NOT NULL,
+  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+);
+
+CREATE TABLE IF NOT EXISTS vehicle_access_threshold_audit (
+  id BIGINT NOT NULL AUTO_INCREMENT PRIMARY KEY,
+  version INT NOT NULL,
+  actor VARCHAR(128) NOT NULL,
+  summary VARCHAR(255) NOT NULL,
+  config_json LONGTEXT NOT NULL,
+  changed_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  KEY idx_access_threshold_audit_version (version),
+  KEY idx_access_threshold_audit_changed (changed_at)
+);
+
+INSERT IGNORE INTO vehicle_access_threshold_config (
+  id,
+  version,
+  default_threshold_sec,
+  delay_threshold_sec,
+  long_offline_sec,
+  protocol_overrides_json,
+  updated_by
+) VALUES (
+  1,
+  1,
+  300,
+  30,
+  1800,
+  '[{"protocol":"GB32960","thresholdSec":300},{"protocol":"JT808","thresholdSec":300},{"protocol":"YUTONG_MQTT","thresholdSec":600}]',
+  'migration'
+);