feat: complete basic functions

Support http,dns and mysql connection. Support custom http, dns response. Support dns rebinding.
Support mysql load local files and jdbc deserialize exploit.

internal/notice/announcer.go

@@ -0,0 +1,47 @@
+package notice
+
+import (
+	"sync"
+
+	"github.com/li4n0/revsuit/internal/record"
+	log "unknwon.dev/clog/v2"
+)
+
+var (
+	lock      sync.RWMutex
+	announcer *Announcer
+)
+
+// Bot is used to send notice
+type Bot interface {
+	notice(record.Record) error
+	buildPayload(record.Record) string
+}
+
+// Announcer is used for storage and schedule bots
+type Announcer struct {
+	Bots []Bot
+}
+
+// New initializes a new Announcer
+func New() *Announcer {
+	announcer = &Announcer{Bots: make([]Bot, 0)}
+	return announcer
+}
+
+// AddBot add a new bot to Announcer
+func (a *Announcer) AddBot(b Bot) *Announcer {
+	lock.RLock()
+	a.Bots = append(a.Bots, b)
+	lock.RUnlock()
+	return a
+}
+
+// Notice let bots to send notice
+func Notice(r record.Record) {
+	for _, bot := range announcer.Bots {
+		if err := bot.notice(r); err != nil {
+			log.Error(err.Error())
+		}
+	}
+}