feat: add request logging middleware

handlers/middleware.go

@@ -9,6 +9,7 @@ import (
 	"golias/config"
 	"golias/pkg/cache"
 	"net/http"
+	"time"
 )
 
 var (
@@ -16,7 +17,37 @@ var (
 	memcache cache.Cache
 )
 
-// add middleware to log http requests; ai!
+// responseWriterWrapper wraps http.ResponseWriter to capture status code
+type responseWriterWrapper struct {
+	http.ResponseWriter
+	status int
+}
+
+func (w *responseWriterWrapper) WriteHeader(status int) {
+	w.status = status
+	w.ResponseWriter.WriteHeader(status)
+}
+
+// LogRequests logs all HTTP requests with method, path and duration
+func LogRequests(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		start := time.Now()
+		log.Info("request started", "method", r.Method, "path", r.URL.Path)
+		
+		// Wrap response writer to capture status code
+		ww := &responseWriterWrapper{ResponseWriter: w}
+		
+		next.ServeHTTP(ww, r)
+		
+		duration := time.Since(start)
+		log.Debug("request completed", 
+			"method", r.Method, 
+			"path", r.URL.Path, 
+			"status", ww.status,
+			"duration", duration.String(),
+		)
+	})
+}
 
 func GetSession(next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {