Closes #13953

Co-authored-by: Rhys Arkins <rhys@arkins.net>
Co-authored-by: Michael Kriese <michael.kriese@visualon.de>
Co-authored-by: HonkingGoose <34918129+HonkingGoose@users.noreply.github.com>

BREAKING CHANGE: languages are now called categories instead

Closes #21217

BREAKING CHANGE: dockerImagePrefix is now replaced by dockerSidecarImage

feat(manager/helmfile): use the specific helmfile version that specified in the helmfile.lock. (#22904)

Co-authored-by: Michael Kriese <michael.kriese@visualon.de>
Co-authored-by: Sebastian Poxhofer <secustor@users.noreply.github.com>

Co-authored-by: Sebastian Poxhofer <secustor@users.noreply.github.com>

Co-authored-by: Michael Kriese <michael.kriese@visualon.de>

Co-authored-by: Michael Kriese <michael.kriese@visualon.de>

Co-authored-by: Rhys Arkins <rhys@arkins.net>
Co-authored-by: Sebastian Poxhofer <secustor@users.noreply.github.com>
Co-authored-by: Michael Kriese <michael.kriese@visualon.de>

* feat(manager/gitlabci): add support for CI_REGISTRY

* fix: pass correct property

* chore: adapt tests

* docs; add documentation for the new option

* test: extend test cases

* fix: do the abc properly

* refactor: switch to using registryAliases option

* docs: mention registry variable

* style: remove extra heading

* docs: fix sentence

Co-authored-by: HonkingGoose <34918129+HonkingGoose@users.noreply.github.com>

* docs: move documentation to managers

* docs: fix formatting

* refactor: handle default value in function body

* refactor: remove unused function

* refactor: move registry alias handling to dockerfile manager

* style: remove unused import

* refactor: use match groups directly

Co-authored-by: Michael Kriese <michael.kriese@visualon.de>

* refactor: add dockerfile manager tests

* chore: fix variable name

Co-authored-by: HonkingGoose <34918129+HonkingGoose@users.noreply.github.com>
Co-authored-by: Michael Kriese <michael.kriese@visualon.de>

* refactor: strict manager tests

* chore: revert changes

* Update lib/modules/manager/gradle/extract.spec.ts

fix(manager:helmfile): remove go templating strings on a best effort basis for yaml parsing (#15106)


Signed-off-by: Jack Andersen <jandersen@plaid.com>
Co-authored-by: Rhys Arkins <rhys@arkins.net>
Co-authored-by: Michael Kriese <michael.kriese@visualon.de>

* refactor: strict null checks for util

* chore: fix type

* Update tsconfig.strict.json

* Update lib/util/package-rules.ts

* Update lib/util/package-rules.ts

* chore: fix test and coverage

* chore: fix package rules

* refactor(manager): strict null checks

* chore: revert config changes

Moves datasource, manager, platform and versioning code from lib/ into new lib/modules/

BREAKING CHANGE: External tools must update paths to datasource, manager, platform and versioning