Finalize initial plugin logic, readme and license files

LICENSE

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+MIT License
+
+Copyright (c) 2023 Alexandr Slavinskii
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# Better Experience
+
+Transform your experience in something really usable.
+
+```text
+Tested minecraft versions: 1.20.1
+Native version: 1.20.1
+API level: 1.20
+```
+
+This plugin allows you to configure generic attributes of player based on it's level,
+create experience bottles for self experience and use some abilities after reaching high levels
+
+## Experience bottles expansion
+
+Players now can create experience bottles from themselves experience points using specified in config blocks.
+By default, players can use enchanting table and anvil.
+
+To create experience bottle, with default configuration, just sneak and right click on one of specified blocks.
+
+### Locking and unlocking
+
+Players can protect their experience bottles from being used by other players.
+
+To lock bottle, take it in main hand and then just right click on one of specified blocks, unlocking works same.
+
+Lock, unlock and use locked bottles can only bottle owner and players with `betterexperience.bottles.useLocked`
+permission.
+
+
+## Evolve
+Evolve system allow players to increase their health, strength and receive some other benefits from their level.
+
+### Generic attributes list
+
+Attributes that plugin uses by default:
+
+| Attribute               | Description                                                                                            | Default | Min | Max    |
+|-------------------------|--------------------------------------------------------------------------------------------------------|---------|-----|--------|
+| `GENERIC_MAX_HEALTH`    | Maximum health of player                                                                               | 20.0    | 0.0 | 1024.0 |
+| `GENERIC_ATTACK_DAMAGE` | Damage dealt by attacks, in half-hearts                                                                | 2.0     | 0.0 | 2048.0 |
+| `GENERIC_ATTACK_SPEED`  | Determines recharging rate of attack strength.Value is the number of full-strength attacks per second. | 4.0     | 0.0 | 1024.0 |
+
+All attributes list: https://minecraft.fandom.com/wiki/Attribute
+
+### Damage protection
+
+Damage protection will subtract specified percent of damage from final damage (after subtracting damage
+absorbed by armor and effects) before player receive it.
+
+Values is set on percents divided by 100 — from 0 to 1
+
+### Abilities
+
+Abilities are mechanics that allow the players to apply certain effects to themselves using specified in config items.
+Each ability has a usage price in experience points that will be subtracted from player after each usage.
+
+`enablePriceImpact` option enables price increases when player applies too long effects and
+will increase price from 0 to 100% per usage.
+
+## To-do list
+- [ ] Create GUI to view own evolve stats
+- [ ] Fix permissions system
+
+## Permissions
+
+All permissions disabled by default, you can enable it in plugin config
+
+| Permission                                    | Description                                   | Default      |
+|-----------------------------------------------|-----------------------------------------------|--------------|
+| `betterexperience.bottles.create`             | Allow player to create experience bottles     | no op        |
+| `betterexperience.bottles.lockUnlock`         | Allow player to lock experience bottles       | no op        |
+| `betterexperience.bottles.useWithoutBreaking` | Allow player to use bottles without breaking  | no op        |
+| `betterexperience.bottles.useLocked`          | Allow player to use locked experience bottles | op, disabled |
+| `betterexperience.evolve`                     | Allow player to evolve                        | no op        |

src/main/java/net/kwnt/mc/plugins/betterexperience/Main.java

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 package net.kwnt.mc.plugins.betterexperience;
 
-import net.kwnt.mc.plugins.betterexperience.evolve.setup.PlayerAttributesSetup;
+import net.kwnt.mc.plugins.betterexperience.bottles.BottleInteractions;
+import net.kwnt.mc.plugins.betterexperience.evolve.PlayerAttributes;
+import net.kwnt.mc.plugins.betterexperience.evolve.PlayerAbilityEffects;
+import net.kwnt.mc.plugins.betterexperience.evolve.PlayerDamageProtection;
 import org.bukkit.Bukkit;
 import org.bukkit.configuration.file.FileConfiguration;
-import org.bukkit.entity.Player;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.Listener;
-import org.bukkit.event.player.PlayerJoinEvent;
 import org.bukkit.plugin.java.JavaPlugin;
 
-public class Main extends JavaPlugin implements Listener {
+public class Main extends JavaPlugin {
     @Override
     public void onEnable() {
         saveDefaultConfig();
 
-        Bukkit.getPluginManager().registerEvents(this, this);
-    }
-
-    @EventHandler
-    public void onPlayerJoin(PlayerJoinEvent event) {
-        Player player = event.getPlayer();
         FileConfiguration configuration = getConfig();
 
-        new PlayerAttributesSetup(player, configuration);
+        // Register evolve mechanics controllers
+        Bukkit.getPluginManager().registerEvents(new PlayerAttributes(configuration), this);
+        Bukkit.getPluginManager().registerEvents(new PlayerDamageProtection(configuration), this);
+        Bukkit.getPluginManager().registerEvents(new PlayerAbilityEffects(configuration), this);
+
+        // Register experience bottles mechanics controller
+        Bukkit.getPluginManager().registerEvents(new BottleInteractions(configuration, this), this);
     }
+
 }