feat: hltb plugin

internal/model/plugin.go

@@ -2,8 +2,18 @@ package model
 
 import (
 	"errors"
+	"time"
 )
 
+// CacheInterface defines the cache interface available to plugins
+type CacheInterface interface {
+	Get(key string, destination interface{}) error
+	Set(key string, value interface{}, expiration *time.Time) error
+	SetWithTTL(key string, value interface{}, ttl time.Duration) error
+	Delete(key string) error
+	Exists(key string) (bool, error)
+}
+
 var (
 	// ErrPluginNotFound is returned when a requested plugin doesn't exist
 	ErrPluginNotFound = errors.New("plugin not found")
@@ -24,5 +34,5 @@ type Plugin interface {
 	RequiresConfig() bool
 
 	// OnMessage processes an incoming message and returns platform actions
-	OnMessage(msg *Message, config map[string]interface{}) []*MessageAction
+	OnMessage(msg *Message, config map[string]interface{}, cache CacheInterface) []*MessageAction
 }