Build with GitHub Actions

Changelog for 0.2.3:

• PR #18 GitHub Actions by @CodeCutterUK
• PR #17 Convert to modules, retaining vendor folder by @alexellis
• PR #14 Use NAMESPACE env variable in targets by @viveksyngh
• PR #13 Fix typo in connector log by @viveksyngh
• PR #12 Update README.md by @developer-guy

Commits
349aa8b Updated to build via GitHub Actions and convert to a multi-arch build by @CodeCutterUK
eefea88 Convert to modules, retaining vendor folder by @alexellis
4cf57b3 Add whitespace for CI by @alexellis
f485c62 Create go.yml by @alexellis
5adca93 Create PULL_REQUEST_TEMPLATE.md by @alexellis
2fe2e0b Use NAMESPACE env variable in targets by @viveksyngh
02fa59c Fix typo in connector log by @viveksyngh
a288bb1 Revert "i updated README.md according the PR reviews" by @developer-guy
146be83 i updated README.md according the PR reviews by @developer-guy
f14db4a i edited template pull command by @developer-guy
d34ad5e Update README.md by @developer-guy
34706b3 Update K8s manifest by @alexellis

Generated by Derek