add release workflow

upgrade dependencies

fix cdebug exec for Kubernetes short-lived shells losing the output i…

…ssue

polish cdebug exec new pull if not present logic (docker only)

Bump up dependencies

goreleaser - replace deprecated flag

Bump up dependencies

Bump golang.org/x/net from 0.0.0-20220722155237-a158d28d115b to 0.7.0 (…

…#15)

Bumps [golang.org/x/net](https://github.com/golang/net) from 0.0.0-20220722155237-a158d28d115b to 0.7.0.
- [Release notes](https://github.com/golang/net/releases)
- [Commits](https://github.com/golang/net/commits/v0.7.0)

---
updated-dependencies:
- dependency-name: golang.org/x/net
  dependency-type: indirect
...

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fix: Use busybox:musl instead of busybox:latest

Turns out, busybox:latest is not (always) statically linked. In particular, arm64 images.

Bump github.com/containerd/containerd from 1.6.10 to 1.6.12 (#10)

Bumps [github.com/containerd/containerd](https://github.com/containerd/containerd) from 1.6.10 to 1.6.12.
- [Release notes](https://github.com/containerd/containerd/releases)
- [Changelog](https://github.com/containerd/containerd/blob/main/RELEASES.md)
- [Commits](containerd/containerd@v1.6.10...v1.6.12)

---
updated-dependencies:
- dependency-name: github.com/containerd/containerd
  dependency-type: direct:production
...

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>