Added DurationArgument for handling duration inputs

Introduced a new custom argument type `DurationArgument` to process and convert duration-based inputs, providing seamless minimum duration validation and proper conversion to `Tick`.

Author: NonSwag

paper/src/main/java/core/paper/command/argument/DurationArgument.java

@@ -0,0 +1,53 @@
+package core.paper.command.argument;
+
+import com.mojang.brigadier.arguments.ArgumentType;
+import io.papermc.paper.command.brigadier.argument.ArgumentTypes;
+import io.papermc.paper.command.brigadier.argument.CustomArgumentType;
+import io.papermc.paper.util.Tick;
+import org.jetbrains.annotations.Contract;
+import org.jspecify.annotations.NullMarked;
+
+import java.time.Duration;
+
+/**
+ * A custom argument type implementation to handle durations in a converted format.
+ */
+@NullMarked
+public class DurationArgument implements CustomArgumentType.Converted<Duration, Integer> {
+    private final Duration minimum;
+
+    private DurationArgument(Duration minimum) {
+        this.minimum = minimum;
+    }
+
+    /**
+     * Creates a {@link DurationArgument} instance with a default minimum duration of zero.
+     *
+     * @return a new {@link DurationArgument} instance with a minimum duration of zero
+     */
+    @Contract(value = " -> new", pure = true)
+    public static DurationArgument duration() {
+        return duration(Duration.ZERO);
+    }
+
+    /**
+     * Creates a new {@link DurationArgument} instance with the specified minimum duration.
+     *
+     * @param minimum the minimum duration for the argument
+     * @return a new {@link DurationArgument} instance with the specified minimum duration
+     */
+    @Contract(value = "_ -> new", pure = true)
+    public static DurationArgument duration(Duration minimum) {
+        return new DurationArgument(minimum);
+    }
+
+    @Override
+    public Duration convert(Integer nativeType) {
+        return Tick.of(nativeType);
+    }
+
+    @Override
+    public ArgumentType<Integer> getNativeType() {
+        return ArgumentTypes.time(Tick.tick().fromDuration(minimum));
+    }
+}