Implement Vent mechanic, small adjustments to everything and dependencies

src/main/java/net/fretux/mindmotion/client/shader/VentShaderHandler.java

@@ -0,0 +1,19 @@
+package net.fretux.mindmotion.client.shader;
+
+public class VentShaderHandler {
+
+    private static long shockwaveEnd = 0;
+
+    public static void triggerVentShockwave() {
+        shockwaveEnd = System.currentTimeMillis() + 400; // 0.4 seconds
+    }
+
+    public static boolean isActive() {
+        return System.currentTimeMillis() < shockwaveEnd;
+    }
+
+    public static float getStrength() {
+        float remain = (shockwaveEnd - System.currentTimeMillis()) / 400f;
+        return Math.max(0f, Math.min(1f, 1f - remain));
+    }
+}