Created build instruction in README.md

README.md

@@ -1,3 +1,20 @@
-# Twitch Chat for Minecraft Server
+# ttvmc - Twitch(TM) Chat in Minecraft
 
-Now this is just a proof of concept.
+Plugin for Bukkit/Spigot/Paper allowing certain players to see Twitch chat in the game.
+
+## How to build
+1. Download and install IntelliJIDEA;
+2. Clone this repository via `git clone`;
+3. Download BuildTools.jar from [here](https://hub.spigotmc.org/jenkins/job/BuildTools/) to empty directory;
+4. Build Spigot. See [this](https://www.spigotmc.org/wiki/buildtools) for instructions;
+5. Find `spigot-api-1.15.2-R0.1-SNAPSHOT-shaded.jar` in `*BuildTools directory*/Spigot/Spigot-API/target`;
+6. Put this file into ttvmc's repository root;
+7. Run IntelliJIDEA and open ttvmc project;
+8. Just build project using Ctrl+F9 or click on hammer in IDE;
+9. Find plugin in `classes/artifacts/ttvmc_jar`.
+
+## How to install
+1. Drop .jar to `plugins` on your server;
+2. Start or restart the server;
+3. Configure plugin in `plugins/ttvmc/plugin.yml`;
+4. Restart the server.