Add health endpoint.

routes/health.go

@@ -0,0 +1,21 @@
+package routes
+
+import (
+	"fmt"
+	"github.com/jinzhu/gorm"
+	"net/http"
+)
+
+type HealthHandler struct {
+	Db *gorm.DB
+}
+
+func (h *HealthHandler) ApiGet(w http.ResponseWriter, r *http.Request) {
+	var dbStatus int
+	if err := h.Db.DB().Ping(); err == nil {
+		dbStatus = 1
+	}
+
+	w.Header().Set("Content-Type", "text/plain")
+	w.Write([]byte(fmt.Sprintf("app=1\ndb=%d", dbStatus)))
+}