update hadolint to v2.6.0-alpine and add an IGNORE to Dockerfile to make
sure the linter is up to date and all errors are resolved, resulting ina passing build.
the ignore is added as the issue is not too big of a deal (at least not
ATM).
* 55d9852 - fix: make hadolint pass <surtur>
* 8f2e192 - about, posts: add dnscrypt <surtur>
Co-authored-by: surtur <a_mirre@utb.cz>
Reviewed-on: #29
Co-authored-by: wanderer <wanderer@noreply.git.dotya.ml>
Co-committed-by: wanderer <wanderer@noreply.git.dotya.ml>
