diff --git a/CODE_OF_CONDUCT.md b/CODE_OF_CONDUCT.md
new file mode 100644
index 0000000000000000000000000000000000000000..1dd899201772f033ff60c0e3021106f1006de465
--- /dev/null
+++ b/CODE_OF_CONDUCT.md
@@ -0,0 +1,128 @@
+# Contributor Covenant Code of Conduct
+
+## Our Pledge
+
+We as members, contributors, and leaders pledge to make participation in our
+community a harassment-free experience for everyone, regardless of age, body
+size, visible or invisible disability, ethnicity, sex characteristics, gender
+identity and expression, level of experience, education, socio-economic status,
+nationality, personal appearance, race, religion, or sexual identity
+and orientation.
+
+We pledge to act and interact in ways that contribute to an open, welcoming,
+diverse, inclusive, and healthy community.
+
+## Our Standards
+
+Examples of behavior that contributes to a positive environment for our
+community include:
+
+* Demonstrating empathy and kindness toward other people
+* Being respectful of differing opinions, viewpoints, and experiences
+* Giving and gracefully accepting constructive feedback
+* Accepting responsibility and apologizing to those affected by our mistakes,
+  and learning from the experience
+* Focusing on what is best not just for us as individuals, but for the
+  overall community
+
+Examples of unacceptable behavior include:
+
+* The use of sexualized language or imagery, and sexual attention or
+  advances of any kind
+* Trolling, insulting or derogatory comments, and personal or political attacks
+* Public or private harassment
+* Publishing others' private information, such as a physical or email
+  address, without their explicit permission
+* Other conduct which could reasonably be considered inappropriate in a
+  professional setting
+
+## Enforcement Responsibilities
+
+Community leaders are responsible for clarifying and enforcing our standards of
+acceptable behavior and will take appropriate and fair corrective action in
+response to any behavior that they deem inappropriate, threatening, offensive,
+or harmful.
+
+Community leaders have the right and responsibility to remove, edit, or reject
+comments, commits, code, wiki edits, issues, and other contributions that are
+not aligned to this Code of Conduct, and will communicate reasons for
+moderation decisions when appropriate.
+
+## Scope
+
+This Code of Conduct applies within all community spaces, and also applies when
+an individual is officially representing the community in public spaces.
+Examples of representing our community include using an official e-mail
+address, posting via an official social media account, or acting as an
+appointed representative at an online or offline event.
+
+## Enforcement
+
+Instances of abusive, harassing, or otherwise unacceptable behavior may be
+reported to the community leaders responsible for enforcement at
+<info@b-data.ch>. All complaints will be reviewed and investigated
+promptly and fairly.
+
+All community leaders are obligated to respect the privacy and security of the
+reporter of any incident.
+
+## Enforcement Guidelines
+
+Community leaders will follow these Community Impact Guidelines in determining
+the consequences for any action they deem in violation of this Code of Conduct:
+
+### 1. Correction
+
+**Community Impact**: Use of inappropriate language or other behavior deemed
+unprofessional or unwelcome in the community.
+
+**Consequence**: A private, written warning from community leaders, providing
+clarity around the nature of the violation and an explanation of why the
+behavior was inappropriate. A public apology may be requested.
+
+### 2. Warning
+
+**Community Impact**: A violation through a single incident or series
+of actions.
+
+**Consequence**: A warning with consequences for continued behavior. No
+interaction with the people involved, including unsolicited interaction with
+those enforcing the Code of Conduct, for a specified period of time. This
+includes avoiding interactions in community spaces as well as external channels
+like social media. Violating these terms may lead to a temporary or
+permanent ban.
+
+### 3. Temporary Ban
+
+**Community Impact**: A serious violation of community standards, including
+sustained inappropriate behavior.
+
+**Consequence**: A temporary ban from any sort of interaction or public
+communication with the community for a specified period of time. No public or
+private interaction with the people involved, including unsolicited interaction
+with those enforcing the Code of Conduct, is allowed during this period.
+Violating these terms may lead to a permanent ban.
+
+### 4. Permanent Ban
+
+**Community Impact**: Demonstrating a pattern of violation of community
+standards, including sustained inappropriate behavior,  harassment of an
+individual, or aggression toward or disparagement of classes of individuals.
+
+**Consequence**: A permanent ban from any sort of public interaction within
+the community.
+
+## Attribution
+
+This Code of Conduct is adapted from the [Contributor Covenant][homepage],
+version 2.0, available at
+https://www.contributor-covenant.org/version/2/0/code_of_conduct.html.
+
+Community Impact Guidelines were inspired by [Mozilla's code of conduct
+enforcement ladder](https://github.com/mozilla/diversity).
+
+[homepage]: https://www.contributor-covenant.org
+
+For answers to common questions about this code of conduct, see the FAQ at
+https://www.contributor-covenant.org/faq. Translations are available at
+https://www.contributor-covenant.org/translations.
diff --git a/README.md b/README.md
index bfbdd99c1a55266787accf1e695106a4a626d74a..e303b0f605e320c80f27889ce3f07010bc843a54 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-<a href="https://liberapay.com/benz0li/donate"><img src="https://liberapay.com/assets/widgets/donate.svg" alt="Donate using Liberapay" height="20"></a> <a href="https://benz0li.b-data.io/donate?project=1"><img src="https://benz0li.b-data.io/donate/static/donate-with-fosspay.png" alt="Donate with fosspay"></a>
+[![minimal-readme compliant](https://img.shields.io/badge/readme%20style-minimal-brightgreen.svg)](https://github.com/RichardLitt/standard-readme/blob/master/example-readmes/minimal-readme.md) [![Project Status: Active – The project has reached a stable, usable state and is being actively developed.](https://www.repostatus.org/badges/latest/active.svg)](https://www.repostatus.org/#active) <a href="https://liberapay.com/benz0li/donate"><img src="https://liberapay.com/assets/widgets/donate.svg" alt="Donate using Liberapay" height="20"></a> <a href="https://benz0li.b-data.io/donate?project=1"><img src="https://benz0li.b-data.io/donate/static/donate-with-fosspay.png" alt="Donate with fosspay"></a>
 
 # GHC for pandoc
 
@@ -13,4 +13,73 @@ Credits to
 *  [@neosimsim](https://github.com/neosimsim) for
    [docker-builder-images](https://gitlab.com/neosimsim/docker-builder-images)
 
-who laid the groundwork for this.
+who laid the groundwork for [this](https://gitlab.b-data.ch/ghc/ghc4pandoc).
+
+## Table of Contents
+
+*  [Prerequisites](#prerequisites)
+*  [Install](#install)
+*  [Usage](#usage)
+*  [Contributing](#contributing)
+*  [License](#license)
+
+## Prerequisites
+
+This projects requires an installation of docker.
+
+## Install
+
+To install docker, follow the instructions for your platform:
+
+*  [Install Docker Engine | Docker Documentation > Supported platforms](https://docs.docker.com/engine/install/#supported-platforms)
+*  [Post-installation steps for Linux](https://docs.docker.com/engine/install/linux-postinstall/)
+
+## Usage
+
+### Build image
+
+latest:
+
+```bash
+docker build \
+  --build-arg GHC_VERSION_BUILD=9.4.2 \
+  --build-arg CABAL_VERSION_BUILD=3.8.1.0 \
+  -t ghc4pandoc \
+  -f latest.Dockerfile .
+```
+
+version:
+
+```bash
+docker build \
+  -t ghc4pandoc:<major>.<minor>.<patch> \
+  -f <major>.<minor>.<patch>.Dockerfile .
+```
+
+For `<major>.<minor>.<patch>` GHC versions `8.8.4`, `8.10.1` and ≥ `8.10.4`.
+
+### Run container
+
+self built:
+
+```bash
+docker run --rm -ti ghc4pandoc[:<major>.<minor>.<patch>]
+```
+
+from [the project's GitLab Container Registry](https://gitlab.b-data.ch/ghc/ghc4pandoc/container_registry):
+
+```bash
+docker run --rm -ti registry.gitlab.b-data.ch/ghc/ghc4pandoc[:<major>[.<minor>[.<patch>]]]
+```
+
+## Contributing
+
+PRs accepted.
+
+This project follows the
+[Contributor Covenant](https://www.contributor-covenant.org)
+[Code of Conduct](CODE_OF_CONDUCT.md).
+
+## License
+
+[MIT](LICENSE) © 2021 b-data GmbH
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