Add logging for configuration loading and WebDAV client initialization

go_cloud/internal/config/config.go

@@ -1,6 +1,7 @@
 package config
 
 import (
+	"fmt"
 	"os"
 )
 
@@ -20,7 +21,7 @@ type Config struct {
 }
 
 func Load() *Config {
-	return &Config{
+	cfg := &Config{
 		ServerAddr:       getEnv("SERVER_ADDR", ":8080"),
 		DatabaseURL:      os.Getenv("DATABASE_URL"),
 		OIDCIssuerURL:    os.Getenv("OIDC_ISSUER_URL"),
@@ -34,6 +35,8 @@ func Load() *Config {
 		NextcloudBase:    getEnv("NEXTCLOUD_BASEPATH", "/"),
 		AllowedOrigins:   getEnv("ALLOWED_ORIGINS", "https://b0esche.cloud,http://localhost:8080"),
 	}
+	fmt.Printf("[CONFIG] Nextcloud URL: %q, User: %q, BasePath: %q\n", cfg.NextcloudURL, cfg.NextcloudUser, cfg.NextcloudBase)
+	return cfg
 }
 
 func getEnv(key, defaultVal string) string {

go_cloud/internal/storage/webdav.go

@@ -23,6 +23,7 @@ type WebDAVClient struct {
 // NewWebDAVClient returns nil if no Nextcloud URL configured
 func NewWebDAVClient(cfg *config.Config) *WebDAVClient {
 	if cfg == nil || strings.TrimSpace(cfg.NextcloudURL) == "" {
+		fmt.Printf("[WEBDAV] No Nextcloud URL configured, WebDAV client is nil\n")
 		return nil
 	}
 	u := strings.TrimRight(cfg.NextcloudURL, "/")
@@ -30,6 +31,7 @@ func NewWebDAVClient(cfg *config.Config) *WebDAVClient {
 	if base == "" {
 		base = "/"
 	}
+	fmt.Printf("[WEBDAV] Initializing WebDAV client - URL: %s, User: %s, BasePath: %s\n", u, cfg.NextcloudUser, base)
 	return &WebDAVClient{
 		baseURL:    u,
 		user:       cfg.NextcloudUser,