Zip browser menu fixes

app/src/main/java/io/xpipe/app/browser/menu/impl/compress/CompressMenuProvider.java

@@ -199,6 +199,11 @@ public class CompressMenuProvider implements BrowserMenuBranchProvider {
             builder.build().executeAsync();
         }
 
+        @Override
+        public boolean isApplicable(BrowserFileSystemTabModel model, List<BrowserEntry> entries) {
+            return entries.stream().allMatch(browserEntry -> browserEntry.getRawFileEntry().getKind() == FileKind.FILE);
+        }
+
         @Override
         protected String getExtension() {
             return "gz";

app/src/main/java/io/xpipe/app/browser/menu/impl/compress/ZipActionProvider.java

@@ -5,6 +5,7 @@ import io.xpipe.app.browser.action.BrowserActionProvider;
 import io.xpipe.app.browser.file.BrowserEntry;
 import io.xpipe.app.ext.FileKind;
 import io.xpipe.app.process.CommandBuilder;
+import io.xpipe.app.process.ProcessOutputException;
 import io.xpipe.app.process.ShellDialects;
 import io.xpipe.core.FilePath;
 import io.xpipe.core.OsType;
@@ -84,6 +85,11 @@ public class ZipActionProvider implements BrowserActionProvider {
                         sc.command(command).execute();
                     }
                 }
+            } catch (ProcessOutputException pex) {
+                // Unix zip does not like empty dirs
+                if (!pex.getOutput().contains("Nothing to do")) {
+                    throw pex;
+                }
             } finally {
                 model.refreshSync();
             }