Update Dockerfile Alpine Image from alpine:3.12 => alpine:3.18 (#481)

Trivy Report showing vunlarability:

WARN	This OS version is no longer supported by the distribution: alpine 3.12.12

│ zlib    │ CVE-2022-37434 │ CRITICAL │ fixed  │ 1.2.12-r0         │ 1.2.12-r2     |

enable release pipeline

Merge pull request #455 from luhring/fix-vulns

Bump module versions to resolve vulnerabilities

add ci integration test with kaniko image

cut release

alpine base image & bump 0.9.1

use goreleaser binary

bump to 0.9.0

bump to v0.8.1

bump to v0.8.0