feat: image gallery (#2)

Reviewed-on: #2

internal/pkg/filesystem/cache.go

@@ -23,11 +23,11 @@ type CachedClient struct {
 }
 
 // NewCachedClient creates a new CachedClient.
-func NewCachedClient(impl FS, client valkey.Client, refreshtime time.Duration) *CachedClient {
+func NewCachedClient(impl FS, client valkey.Client, refreshtime time.Duration, lifetime time.Duration) *CachedClient {
 	c := &CachedClient{
 		impl:  impl,
 		cache: client,
-		ttl:   refreshtime * 5,
+		ttl:   lifetime,
 	}
 
 	go func() {
@@ -42,6 +42,7 @@ func NewCachedClient(impl FS, client valkey.Client, refreshtime time.Duration) *
 }
 
 func (c *CachedClient) revalidate(ctx context.Context) {
+	slog.Info("starting revalidation")
 	go c.revalidateReadDir(ctx)
 	go c.revalidateRead(ctx)
 	go c.revalidateStat(ctx)