GitHub actions (#32)

* chore: fixes snapshots test

* chore: adds github actions, issue and feat templates

* chore: fixes eslint

* chore: remvoes circle ci and adds publish action

* chore: adds github-release automation using actions

.github/pull_request_template.md

@@ -0,0 +1,27 @@
+<!--
+
+Before Pull Request check whether your commits follow this convention
+
+https://github.com/verdaccio/verdaccio/blob/master/CONTRIBUTING.md#git-commit-guidelines
+
+  * If your PR fix an issue don't forget to update the unit test and documentation in /docs folder
+  * If your PR delivers a new feature, please, provide examples and why such feature should be considered.
+  * Document your changes /docs
+  * Add unit test
+  * Follow the commit guidelines in order to get a quick approval
+
+Pick one/multiple type, if none apply please suggest one, we might be included it by default
+
+eg: bug / feature / documentation / unit test / build
+
+-->
+**Type:**
+
+The following has been addressed in the PR:
+
+*  There is a related issue?
+*  Unit or Functional tests are included in the PR
+
+**Description:**
+
+<!-- Resolves #??? -->