front: finish docx & back: init

backend/api/main.go

@@ -0,0 +1,15 @@
+package api
+
+import (
+	"net/http"
+
+	"github.com/fumiama/paper-manager/backend/utils"
+)
+
+// Handler serves all backend /api call
+func Handler(w http.ResponseWriter, r *http.Request) {
+	if !utils.IsMethod("GET", w, r) {
+		return
+	}
+	http.Error(w, "404 Not Found", http.StatusNotFound)
+}