Fill basic project information (#17)

demo: https://github.com/aenix-io/etcd-operator/tree/basic-readme

fixes #10

Signed-off-by: Andrei Kvapil <kvapss@gmail.com>

Author: kvaps

ADOPTERS.md

@@ -0,0 +1,27 @@
+# Adopters
+
+Below you can find a list of organizations and users who have agreed to
+tell the world that they are using etcd-operator in a production environment.
+
+The goal of this list is to inspire others to do the same and to grow
+this open source community and project.
+
+Please add your organization to this list. It takes 5 minutes of your time,
+but it means a lot to us.
+
+## Updating this list
+
+To add your organization to this list, you can either:
+
+- [open a pull request](https://github.com/aenix-io/cozystack/pulls) to directly update this file, or
+- [edit this file](https://github.com/aenix-io/cozystack/blob/main/ADOPTERS.md) directly in GitHub
+
+Feel free to ask in the Slack chat if you any questions and/or require
+assistance with updating this list.
+
+## etcd-operator Adopters
+
+This list is sorted in chronological order, based on the submission date.
+
+| Organization | Contact | Date | Description of Use |
+| ------------ | ------- | ---- | ------------------ |

CODE_OF_CONDUCT.md

@@ -0,0 +1,3 @@
+# Code of Conduct
+
+etcd-operator follows the [CNCF Code of Conduct](https://github.com/cncf/foundation/blob/master/code-of-conduct.md).

CONTRIBUTING.md

@@ -0,0 +1,45 @@
+# Contributing to etcd-operator
+
+Welcome! We are glad that you want to contribute to our etcd-operator project! 💖
+
+As you get started, you are in the best position to give us feedbacks on areas of our project that we need help with, including:
+
+* Problems found while setting up the development environment
+* Gaps in our documentation
+* Bugs in our Github actions
+
+First, though, it is important that you read the [code of conduct](CODE_OF_CONDUCT.md).
+
+The guidelines below are a starting point. We don't want to limit your
+creativity, passion, and initiative. If you think there's a better way, please
+feel free to bring it up in a Github discussion, or open a pull request. We're
+certain there are always better ways to do things, we just need to start some
+constructive dialogue!
+
+## Ways to contribute
+
+We welcome many types of contributions including:
+
+* New features
+* Builds, CI/CD
+* Bug fixes
+* Documentation
+* Issue Triage
+* Answering questions on Slack or Github Discussions
+* Web design
+* Communications / Social Media / Blog Posts
+* Events participation
+* Release management
+
+## Ask for Help
+
+The best way to reach us with a question when contributing is to drop a line in
+our [Telegram channel](https://t.me/etcd_operator), or start a new Github discussion.
+
+## Raising Issues
+
+When raising issues, please specify the following:
+
+- A scenario where the issue occurred (with details on how to reproduce it)
+- Errors and log messages that are displayed by the involved software
+- Any other detail that might be useful

MAINTAINERS.md

@@ -0,0 +1,9 @@
+# The etcd-operator Maintainers
+
+| Maintainer | GitHub Username | Company |
+| ---------- | --------------- | ------- |
+| Andrei Kvapil | [@kvaps](https://github.com/kvaps) | Ænix |
+| George Gaál | [@gecube](https://github.com/gecube) | Ænix |
+| Kirill | [@sircthulhu](https://github.com/sircthulhu) |  |
+| Alex Gluck | [@AlexGluck](https://github.com/AlexGluck) |  |
+| Oleg Kunitsyn | [@hiddenmarten](https://github.com/hiddenmarten) |  |

README.md

@@ -1,2 +1,40 @@
+<img src="https://github.com/cncf/artwork/raw/main/projects/etcd/horizontal/color/etcd-horizontal-color.svg#gh-light-mode-only" height="100">
+<img src="https://github.com/cncf/artwork/raw/main/projects/etcd/horizontal/white/etcd-horizontal-white.svg#gh-dark-mode-only" height="100">
+
+[![Open Source](https://img.shields.io/badge/Open-Source-brightgreen)](https://opensource.org/)
+[![Apache-2.0 License](https://img.shields.io/github/license/aenix-io/etcd-operator)](https://opensource.org/licenses/)
+[![Telegram](https://img.shields.io/badge/Telegram-2CA5E0?style=flat&logo=telegram&logoColor=white)](https://t.me/etcd-operator)
+[![Active](http://img.shields.io/badge/Status-Active-green.svg)](https://aenix.io/etcd-operator/)
+[![GitHub Release](https://img.shields.io/github/release/aenix-io/etcd-operator.svg?style=flat)](https://github.com/aenix-io/etcd-operator)
+[![GitHub Commit](https://img.shields.io/github/commit-activity/y/aenix-io/etcd-operator)](https://github.com/aenix-io/etcd-operator)
+
 # etcd-operator
+
 New generation community-driven etcd-operator!
+
+**etcd-operator** is a project aimed at simplifying the deployment and management of the etcd clusters within a Kubernetes environment.
+It simplifies operations such as deployment, scaling, and disaster recovery through Kubernetes custom resources, enabling easy configuration and management via YAML files.
+
+The etcd-operator is designed for developers and operators looking for a robust solution to handle etcd clusters as part of their Kubernetes applications, offering reliability and ease of use for dynamic, distributed systems.
+
+## Versioning
+
+Versioning adheres to the [Semantic Versioning](http://semver.org/) principles.  
+A full list of the available releases is available in the GitHub repository's [Release](https://github.com/aenix-io/etcd-operator/releases) section.
+
+## Contributions
+
+Contributions are highly appreciated and very welcomed!
+
+In case of bugs, please, check if the issue has been already opened by checking the [GitHub Issues](https://github.com/aenix-io/etcd-operator/issues) section.
+In case it isn't, you can open a new one: a detailed report will help us to replicate it, assess it, and work on a fix.
+
+You can express your intention in working on the fix on your own.
+Commits are used to generate the changelog, and their author will be referenced in it.
+
+In case of **Feature Requests** please use the [Discussion's Feature Request section](https://github.com/aenix-io/etcd-operator/discussions/categories/feature-requests).
+
+## License
+
+etcd-operator is licensed under Apache 2.0.  
+The code is provided as-is with no warranties.