first commit of restructured project

trahn-trade-backend/internal/api/health.go

@@ -0,0 +1,29 @@
+package api
+
+import (
+	"net/http"
+	"time"
+)
+
+type healthResponse struct {
+	Status    string         `json:"status"`
+	Timestamp string         `json:"timestamp"`
+	Services  healthServices `json:"services"`
+}
+
+type healthServices struct {
+	Database string `json:"database"`
+}
+
+func (s *Server) handleHealth(w http.ResponseWriter, r *http.Request) {
+	dbStatus := "connected"
+	if err := s.pool.Ping(r.Context()); err != nil {
+		dbStatus = "disconnected"
+	}
+
+	writeJSON(w, http.StatusOK, healthResponse{
+		Status:    "ok",
+		Timestamp: time.Now().UTC().Format(time.RFC3339),
+		Services:  healthServices{Database: dbStatus},
+	})
+}