Add maintenance actions to Everblock console command

[CySSoO]

Summary

• expose additional maintenance helpers through everblock:tools:execute, including database check, cache flush, language cleanup, Instagram sync, product generation, and front warmup
• add an optional --url flag for warmup and surface the new actions in the command help output
• document the extended action list in every README locale table

Testing

• php -l src/Command/ExecuteAction.php

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https://chatgpt.com/codex/tasks/task_e_68cc3a6dcfb88322813f5ccb5468178c