Add --optional-node for distributed upgrade

• Add --optional-node for distributed upgrade
• fix dependencies vulnerability

pg_migration.release_version variable

Set pg_migration.release_version variable during release

Dependencies

More free dependencies

Section pre-release, release, post-release, all

• add --section pre-release, release, post-release, all
• add --section pre-release, release, post-release for distribute mode
• add --no-chain to prevent updating the migration chain at once
• check migration already released

Upgrade in force mode

• Add key --force to cancel blocking backends
• Cancel upgrade all nodes if any node crashes in distribute mode

Chain migrations path

• add --chain-migrations-path - path to migrations for calculate migration chain for all nodes
• add --real-parent-release for add last release as parent, "--parent_release: auto" by default

parent_release = auto

• --parent_release: auto - for auto replace to last release (head) when merge into master
• add key --version
• more informative label for current db version

Fix security bug

• Check permission: only maintainer can make merge request for auto-deploy / auto-merge

fix problem with auto_merge

• 5 attempts for set merge_when_pipeline_succeeds

fix problem with auto_merge

• increase delay before set merge_when_pipeline_succeeds