good progress yay:

- impl http client
- create http client in App()
- generic builder for Service.*
- set Service on app to pass to callbacks later
- impl State
- set State on app to pass to callbacks later
- change panic to log.Fatalln

service.go

@@ -3,21 +3,19 @@ package gomeassistant
 import (
 	"context"
 
+	"github.com/saml-dev/gome-assistant/internal/http"
 	"github.com/saml-dev/gome-assistant/internal/services"
 	"nhooyr.io/websocket"
 )
 
 type Service struct {
-	HomeAssistant homeAssistant
-	Light         services.Light
+	HomeAssistant *services.HomeAssistant
+	Light         *services.Light
 }
 
-type homeAssistant struct {
-	conn websocket.Conn
-	ctx  context.Context
+func NewService(conn *websocket.Conn, ctx context.Context, httpClient *http.HttpClient) *Service {
+	return &Service{
+		Light:         services.BuildService[services.Light](conn, ctx),
+		HomeAssistant: services.BuildService[services.HomeAssistant](conn, ctx),
+	}
 }
-
-// type light struct {
-// 	conn websocket.Conn
-// 	ctx  context.Context
-// }