config

type Config struct {
	Server     ServerConfig     `toml:"server"`
	Memory     MemoryConfig     `toml:"memory"`
	Search     SearchConfig     `toml:"search"`
	Embeddings EmbeddingsConfig `toml:"embeddings"`
	Decay      DecayConfig      `toml:"decay"`
	Git        GitConfig        `toml:"git"`
	LLM        LLMConfig        `toml:"llm"`
}

type ConfigError struct {
	Field   string              // Dot-separated path to the offending field (e.g. "decay.half_life_days").
	Message string              // Human-readable explanation of the problem.
	Value   interface{}         // The offending value, or nil for missing-required errors.
	ErrType ValidationErrorType // Categorization of the error.
}

type ConfigValidator interface {
	Validate(cfg *Config) []ConfigError
}

type DecayConfig struct {
	Enabled       bool    `toml:"enabled"`
	HalfLifeDays  int     `toml:"half_life_days"`
	MinConfidence float64 `toml:"min_confidence"`
	BoostOnAccess float64 `toml:"boost_on_access"`
}

type EmbeddingsConfig struct {
	Enabled  bool   `toml:"enabled"`
	Provider string `toml:"provider"`
	Model    string `toml:"model"`
}

type GitConfig struct {
	Watch     bool `toml:"watch"`
	AutoStale bool `toml:"auto_stale"`
}

type LLMConfig struct {
	Enabled   bool   `toml:"enabled"`
	Provider  string `toml:"provider"`
	Model     string `toml:"model"`
	APIKeyEnv string `toml:"api_key_env"`
}

type MemoryConfig struct {
	HotTokenBudget  int `toml:"hot_token_budget"`
	WarmTokenBudget int `toml:"warm_token_budget"`
	MaxMemories     int `toml:"max_memories"`
}

type SearchConfig struct {
	BM25Weight   float64 `toml:"bm25_weight"`
	VectorWeight float64 `toml:"vector_weight"`
	DefaultLimit int     `toml:"default_limit"`
}

type ServerConfig struct {
	Port     int    `toml:"port"`
	Host     string `toml:"host"`
	TLS      bool   `toml:"tls"`
	CertFile string `toml:"cert_file"`
	KeyFile  string `toml:"key_file"`
}

type ValidationErrorType int