backend/migrations/008_seed_default_group.sql

-- Seed a default group for fresh installs.
INSERT INTO groups (name, description, created_at, updated_at)
SELECT 'default', 'Default group', NOW(), NOW()
WHERE NOT EXISTS (SELECT 1 FROM groups);
fix(数据库): 修复默认分组缺失与迁移锁阻塞通过迁移补种默认 groups 记录，避免新装空分组迁移锁改为 try lock + 重试并加入超时写入 usage_logs 时保留 rate_multiplier=0 语义测试: go test ./... 2025-12-29 10:43:46 +08:00			`-- Seed a default group for fresh installs.`
fix(数据库): 补充默认分组种子迁移确保安装时至少存在一个默认分组 2025-12-29 11:48:19 +08:00			`INSERT INTO groups (name, description, created_at, updated_at)`
			`SELECT 'default', 'Default group', NOW(), NOW()`
fix(数据库): 修复默认分组缺失与迁移锁阻塞通过迁移补种默认 groups 记录，避免新装空分组迁移锁改为 try lock + 重试并加入超时写入 usage_logs 时保留 rate_multiplier=0 语义测试: go test ./... 2025-12-29 10:43:46 +08:00			`WHERE NOT EXISTS (SELECT 1 FROM groups);`