feat: create arm state enum

Signed-off-by: Dasun Abeykoon <[email protected]>

Author: dabeycorn

src/main/java/org/frc6423/robot/subsystems/arm/ArmState.java

@@ -0,0 +1,39 @@
+// Copyright (c) 2025 FRC 6423 - Ward Melville Iron Patriots
+// https://github.com/wmironpatriots
+// 
+// Open Source Software; you can modify and/or share it under the terms of
+// MIT license file in the root directory of this project
+
+package org.frc6423.robot.subsystems.arm;
+
+import edu.wpi.first.math.geometry.Rotation2d;
+
+/** Represents a state the {@link Arm} subsystem can be in */
+public enum ArmState {
+  /** Resting state */
+  STOWED(Rotation2d.fromDegrees(0.0), 0.0),
+  /** Avoidance state for preventing collisions */
+  AVOIDING(Rotation2d.fromDegrees(0.0), 0.0),
+  /** Flipped state for intaking */
+  INTAKING(Rotation2d.fromDegrees(0.0), 0.0),
+  /** L2 pose but not scoring */
+  L2_PRIMED(Rotation2d.fromDegrees(0.0), 0.0),
+  /** L3 pose but not scoring */
+  L3_PRIMED(Rotation2d.fromDegrees(0.0), 0.0),
+  /** L4 pose but not scoring */
+  L4_PRIMED(Rotation2d.fromDegrees(0.0), 0.0),
+  /** L2 scoring */
+  L2_SCORING(Rotation2d.fromDegrees(0.0), 0.0),
+  /** L3 scoring */
+  L3_SCORING(Rotation2d.fromDegrees(0.0), 0.0),
+  /** L4 scoring */
+  L4_SCORING(Rotation2d.fromDegrees(0.0), 0.0);
+
+  public final Rotation2d angle;
+  public final double rollerSpeedRpm;
+
+  private ArmState(Rotation2d angle, double rollerSpeedRpm) {
+    this.angle = angle;
+    this.rollerSpeedRpm = rollerSpeedRpm;
+  }
+}