v1.55.0

What's Changed

• [1.x] Adds type checking by @nunomaduro in #212
• [1.x] Filters build commands by @joedixon in #213
• [1.x] Add missing license file by @GrahamCampbell in #214
• [1.x] Ensures Dockerfiles are valid for provided architecture by @joedixon in #215
• [1.x] Prevents custom images by @joedixon in #217

Full Changelog: v1.54.0...v1.55.0