Add issue templates and PR template

Author: michaelvl

.github/CODEOWNERS

@@ -1,10 +1,5 @@
-# This is a comment.
 # Docs: https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/about-code-owners
 
 # Each line is a file pattern followed by one or more owners.
 
-# These owners will be the default owners for everything '*'
-# in the repo. Unless a later match takes precedence,
-# this owner will be requested for review when someone
-# opens a pull request.
-*       @mvillumsen @MichaelVL
+*       @mvillumsen @michaelvl

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,36 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: 'bug'
+assignees: ''
+---
+
+Checklist:
+
+* [ ] I have search existing issues for duplicates of the bug.
+* [ ] I have included steps to reproduce the bug.
+* [ ] I have included version information for container and Helm chart that this bug applies to.
+* [ ] I have included relevant custom GatewayClassBlueprints, GatewayClassConfig and GatewayConfig.
+
+**Describe the bug**
+
+<!-- A clear and concise description of what the bug is. -->
+
+**To Reproduce**
+
+<!-- A list of the steps required to reproduce the issue. Best of all, give us the URL to a repository that exhibits this issue. -->
+
+**Expected behavior**
+
+<!-- A clear and concise description of what you expected to happen. -->
+
+**Versions**
+
+<!-- Container and Helm chart version. Also, when applicable, versions of blueprints -->
+
+**Logs**
+
+```
+Paste any relevant application logs here.
+```

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1 @@
+blank_issues_enabled: false

.github/ISSUE_TEMPLATE/enhancement_proposal.md

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+---
+name: Enhancement proposal
+about: Propose an enhancement for this project
+title: ''
+labels: 'enhancement'
+assignees: ''
+---
+# Summary
+
+What change you think needs making.
+
+# Motivation
+
+Please give examples of your use case, e.g. when would you use this.
+
+# Proposal
+
+How do you think this should be implemented?

.github/pull_request_template.md

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+**Description**
+
+<!-- Please provide a summary of the change here. -->
+
+<!-- Please link to all GitHub issue that this pull request implements -->
+Fixes #ISSUE
+
+**Checklist**
+
+- [ ] Unit tests updated
+- [ ] End user documentation updated
+- [ ] If changes apply to Helm chart, a note have been made in the 'UNRELEASED' section of the charts CHANGELOG.md

charts/bifrost-gateway-controller/CHANGELOG.md

@@ -0,0 +1,9 @@
+# Gateway-controller Helm Chart Changelog
+
+## [UNRELEASED]
+
+- Example text, replace with PR info according to example below.
+
+## [v0.1.3] - 2023-03-22
+
+- Helm chart corrections and test. ([#103](https://github.com/tv2-oss/gateway-controller/pull/103)) [@michaelvl](https://github.com/michaelvl)