create initial frontend.

cmd/server/main.go

@@ -0,0 +1,26 @@
+package main
+
+import (
+	"log"
+	"shagram/internal/api"
+	"shagram/internal/db"
+	"shagram/internal/websocket"
+
+	"github.com/gin-gonic/gin"
+)
+
+func main() {
+	database, err := db.NewDB("shagram.db")
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer database.Close()
+	hub := websocket.NewHub()
+	router := gin.Default()
+
+	router.GET("/ws/:room", api.WebSocketHandler(hub))
+	router.GET("/api/rooms", func(c *gin.Context) {
+		c.JSON(200, gin.H{"rooms": "TODO"})
+	})
+	router.Run(":8080")
+}