Add README.md

README.md

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+Delta is a **blazing fast API server** built with Rust for the REVOLT platform.
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+Features:
+- Robust and efficient API routes for running a chat platform.
+- Distributed notification system, allowing any node to be seamlessly connected.
+- Simple deployment, based mostly on pure Rust code and libraries.
+- Hooks up to a MongoDB deployment, provide URI and no extra work needed.