docs: add first readme draft

Author: csvenke

README.md

@@ -1 +1,37 @@
-work in progress
+<div align="center">
+
+<h1>dev-cli</h1>
+
+**Fuzzy multiplexer-aware project picker**
+
+[![release](https://img.shields.io/github/v/release/csvenke/dev-cli)](https://github.com/csvenke/dev-cli/releases)
+[![build](https://img.shields.io/github/actions/workflow/status/csvenke/dev-cli/pull-request.yml)](https://github.com/csvenke/dev-cli/actions)
+
+<img src="./assets/dev-cli.png"></img>
+
+</div>
+
+## Installation
+
+Coming soon
+
+## Usage
+
+```bash
+dev
+```
+
+### Configuration
+
+```bash
+export DEV_PATHS="~/repos/personal ~/repos/work"
+export EDITOR="nvim"
+```
+
+### Multiplexer integration
+
+When running inside `tmux` or `zellij`, dev automatically renames the current window/tab to the project name
+
+## License
+
+MIT