* test: add a failing test
* feat: add no_tx to migration struct
* feat: execute migration with no tx block
* fix: expected string literal compilation error
* test: update no tx to content comment
* refactor: use the sql comment instead of file name semantics
* docs: remove no_tx from file format comment
* fix: remove filename matches
* fix: messed up merge
* refactor: dedupe migration
* fix: move comment to where it makes sense
* fix: linter error
- adds a -r flag whihc will create a reversible migration
- add revert subcommand, which reverts the last migration
- add --dry-run flag to migration run command, which list the migrations that will be applied
- updates add migration to check if all migration are of same type, i.e cannot mix and match reversible and simple migrations
