Error The content database on the server is temporarily unavailable.
Details: Deployment failed in host web https://tenant.sharepoint.com/sites/DEMOSITE2 for app document-editor-action-client-side-solution/ab2f96a4-f787-4199-9aaf-289bd46997ec. System.Exception: HandleProvisioningException rethrowing: The specified properties CommandUIExtension are not supported for client-side custom action. —> Microsoft.SharePoint.SPException: The specified properties CommandUIExtension are not supported for client-side custom action. at Microsoft.SharePoint.Utilities.SPUtility.ThrowSPExceptionWithTraceTag(UInt32 tagId, ULSCat traceCategory, String resourceId, Object[] resourceArgs) at Microsoft.SharePoint.SPUserCustomAction.ValidateClientSideAction() at Microsoft.SharePoint.SPUserCustomAction.Update() at Microsoft.SharePoint.SPWebUserCustomAction.Update() at Microsoft.SharePoint.SPCustomActionElement.AddCustomActionToDatabase(SPSite site, SPWeb webNull) at Microsoft.SharePoint.SPCustomActionElement.UpdateCustomActionsTable(SPFeature feature, SPSite site, SPWeb web, CultureInfo cultureInfo, Boolean fForce) — End of inner exception stack trace — at Microsoft.SharePoint.SPFeature.HandleProvisioningException(Exception e, Boolean force) at Microsoft.SharePoint.SPCustomActionElement.UpdateCustomActionsTable(SPFeature feature, SPSite site, SPWeb web, CultureInfo cultureInfo, Boolean fForce) at Microsoft.SharePoint.SPFeature.UpdateCachedFeatureDefinitionInformation(SPSite site, SPWeb web, Boolean fForce) at Microsoft.SharePoint.SPFeature.Activate(SPSite siteParent, SPWeb webParent, SPFeaturePropertyCollection props, SPFeatureActivateFlags activateFlags, Boolean fForce) at Microsoft.SharePoint.SPFeatureCollection.AddInternal(SPFeatureDefinition featdef, Version version, SPFeaturePropertyCollection properties, SPFeatureActivateFlags activateFlags, Boolean force, Boolean fMarkOnly) at Microsoft.SharePoint.Packaging.SPTargetWebDeploymentGroup.InstallOrUpgrade(SPSite site, Nullable`1& solutionId, Boolean& swapNeeded)
f5c55868-e56d-4c6a-a2fc-79b59b4977a9

The CommandsSet.ts code is –

import { override } from '@microsoft/decorators';
import { Log } from '@microsoft/sp-core-library';
import {
  BaseListViewCommandSet,
  Command,
  IListViewCommandSetListViewUpdatedParameters,
  IListViewCommandSetExecuteEventParameters
} from '@microsoft/sp-listview-extensibility';
import { Dialog } from '@microsoft/sp-dialog';

const LOG_SOURCE: string = 'DocumentEditorAction';

export interface IDocumentEditorActionCommandSetProperties {
  // This is an example; you can define any properties you need
}

export default class DocumentEditorActionCommandSet extends BaseListViewCommandSet<IDocumentEditorActionCommandSetProperties> {

  @override
  public onInit(): Promise<void> {
    Log.info(LOG_SOURCE, 'Initialized DocumentEditorActionCommandSet');
    return Promise.resolve();
  }

  @override
  public onListViewUpdated(event: IListViewCommandSetListViewUpdatedParameters): void {
    const compareOneCommand: Command = this.tryGetCommand('COMMAND_1');
    if (compareOneCommand) {
      compareOneCommand.visible = event.selectedRows.length === 1;
    }
  }

  @override
  public onExecute(event: IListViewCommandSetExecuteEventParameters): void {
    switch (event.itemId) {
      case 'COMMAND_1':
        this.openDocumentEditor(event);
        break;
      default:
        throw new Error('Unknown command');
    }
  }

  private openDocumentEditor(event: IListViewCommandSetExecuteEventParameters): void {
    try {
      const itemUrl = event.selectedRows[0].getValueByName('FileRef');
      if (!itemUrl) {
        throw new Error('Unable to get the document URL');
      }

      const encodedItemUrl = encodeURIComponent(itemUrl);
      const editorUrl = ${this.context.pageContext.web.absoluteUrl}/_layouts/15/WopiFrame.aspx?sourcedoc=${encodedItemUrl}&action=edit;
      
      Log.info(LOG_SOURCE, Opening editor URL: ${editorUrl});
      
      // Create a modal dialog
      const dialogContent = `
        <div id="documentEditorModal" style="position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.5); display: flex; justify-content: center; align-items: center; z-index: 1000;">
          <div style="background-color: white; width: 90%; height: 90%; display: flex; flex-direction: column; border-radius: 8px; box-shadow: 0 4px 6px rgba(0,0,0,0.1);">
            <div style="padding: 10px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #e0e0e0;">
              <h2 style="margin: 0;">Edit Document</h2>
              <button onclick="closeDocumentEditor()" style="background: none; border: none; font-size: 18px; cursor: pointer;">×</button>
            </div>
            <iframe src="${editorUrl}" style="flex-grow: 1; border: none; width: 100%;"></iframe>
          </div>
        </div>
      `;

      // Create a script element for the close function
      const scriptContent = `
        function closeDocumentEditor() {
          const modal = document.getElementById('documentEditorModal');
          if (modal) {
            modal.remove();
          }
        }
      `;

      // Insert the modal into the page
      const modalContainer = document.createElement('div');
      modalContainer.innerHTML = dialogContent;
      const modalElement = modalContainer.firstElementChild;
      if (modalElement) {
        document.body.appendChild(modalElement);
      } else {
        throw new Error('Failed to create modal element');
      }

      // Insert the script into the page
      const scriptElement = document.createElement('script');
      scriptElement.textContent = scriptContent;
      document.body.appendChild(scriptElement);

    } catch (error) {
      Log.error(LOG_SOURCE, error);
      Dialog.alert(An error occurred while trying to open the document editor: ${error.message});
    }
  }
}

How I can fix it. Please tell me the ways.
I tried to rebuild packagae.
Install and Uninstall the package
Clear the cache