Develop alexey

[balexey88]

• NEW - use custom database tables to store GCS file data. This increases plugin performance and will be used for future improvements.
• NEW - added filter wp_stateless_get_file, retrieves the GCS file data, should be used instead of getting sm_cloud postmeta directly.
• NEW - added filter wp_stateless_get_file_sizes, retrieves the GCS file data for image sizes, should be used instead of getting sm_cloud postmeta directly.
• NEW - added filter wp_stateless_get_file_meta, retrieves the GCS file meta data, should be used instead of getting sm_cloud postmeta directly.
• NEW - configuration constant WP_STATELESS_POSTMETA allows to read the GCS file data from postmeta instead of the new custom database tables.
• NEW - added setting allowing to change email for WP-Stateless notifications.
• NEW - added new Settings tab Status, which contains status and health information related to Google Cloud Storage and WP-Stateless.
• NEW - CLI command wp stateless migrate to list and operate data optimizations.
• ENHANCEMENT - Allow dismissing notices in Admin Panel only for logged in users.
• ENHANCEMENT - Updated wp-background-processing library from from 1.0.2 to 1.1.1.
• ENHANCEMENT - Updated phpseclib 3.0.34 to 3.0.37.
• FIX - proper use of infinite timeout in set_time_limit function to avoid issues with PHP 8.1 and above #704.

[planv]

@balexey88 It looks great! Good job, thank you!