feat: initial commit

internal/interfaces/health_handler.go

@@ -0,0 +1,27 @@
+package interfaces
+
+import (
+	"encoding/json"
+	"net/http"
+	"time"
+)
+
+type HealthHandler struct{}
+
+func NewHealthHandler() *HealthHandler {
+	return &HealthHandler{}
+}
+
+type healthResponse struct {
+	Status    string    `json:"status"`
+	Timestamp time.Time `json:"timestamp"`
+}
+
+func (h *HealthHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+	_ = json.NewEncoder(w).Encode(healthResponse{
+		Status:    "ok",
+		Timestamp: time.Now().UTC(),
+	})
+}