new file: .env

new file:   bot.db
	new file:   db/db.go
	new file:   go.mod
	new file:   go.sum
	new file:   handlers/dashboard.go
	new file:   handlers/webhook.go
	new file:   main.go
	new file:   services/openrouter.go
	new file:   services/whatsapp.go
	new file:   templates/dashboard.html
	new file:   types/types.go

handlers/webhook.go

@@ -0,0 +1,25 @@
+package handlers
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+// Meta verification
+func VerifyWebhook(c *gin.Context) {
+	challenge := c.Query("hub.challenge")
+	token := c.Query("hub.verify_token")
+
+	if token == "YOUR_SECRET_TOKEN" {
+		c.String(http.StatusOK, challenge)
+	} else {
+		c.Status(http.StatusForbidden)
+	}
+}
+
+func HandleMessage(c *gin.Context) {
+	// You should bind your WhatsApp types here
+	// go services.Process(...)
+	c.Status(http.StatusOK)
+}