Rework command output.

src/main/java/cloud/kubelet/foundation/TextColors.java

@@ -0,0 +1,7 @@
+package cloud.kubelet.foundation;
+
+import net.kyori.adventure.text.format.TextColor;
+
+public final class TextColors {
+  public static final TextColor AMARANTH_PINK = TextColor.fromHexString("#F7A8B8");
+}

src/main/java/cloud/kubelet/foundation/Util.java

@@ -1,15 +1,29 @@
 package cloud.kubelet.foundation;
 
-import java.io.IOException;
+import net.kyori.adventure.text.Component;
-import java.util.List;
+import net.kyori.adventure.text.format.TextColor;
 import org.slf4j.Logger;
 
 public class Util {
-  public static int runProcess(List<String> command) throws IOException, InterruptedException {
+
-    return new ProcessBuilder(command).start().waitFor();
+  private static final Component leftBracket = Component.text('[');
-  }
+  private static final Component rightBracket = Component.text(']');
+  private static final Component whitespace = Component.text(' ');
+  private static final Component foundationName = Component.text("Foundation");
 
   public static void printFeatureStatus(Logger logger, String feature, boolean state) {
     logger.info("{}: {}", feature, state ? "Enabled" : "Disabled");
   }
+
+  public static Component formatSystemMessage(String message) {
+    return formatSystemMessage(TextColors.AMARANTH_PINK, message);
+  }
+
+  public static Component formatSystemMessage(TextColor prefixColor, String message) {
+    return leftBracket
+        .append(foundationName.color(prefixColor))
+        .append(rightBracket)
+        .append(whitespace)
+        .append(Component.text(message));
+  }
 }

src/main/java/cloud/kubelet/foundation/command/BackupCommand.java

@@ -1,6 +1,7 @@
 package cloud.kubelet.foundation.command;
 
 import cloud.kubelet.foundation.Foundation;
+import cloud.kubelet.foundation.Util;
 import java.io.BufferedOutputStream;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
@@ -15,6 +16,7 @@ import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
 import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.format.TextColor;
+import org.bukkit.Server;
 import org.bukkit.World;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
@@ -61,19 +63,23 @@ public class BackupCommand implements CommandExecutor {
   private void runBackup(CommandSender sender) throws IOException {
     RUNNING.set(true);
 
+    final var server = sender.getServer();
+    server.sendMessage(Util.formatSystemMessage("Backup started."));
+
     final var backupFile = backupPath.resolve(
         String.format("backup-%s.zip", Instant.now().toString())).toFile();
     final var zipFileStream = new FileOutputStream(backupFile);
 
     try (zipFileStream; var zipStream = new ZipOutputStream(
         new BufferedOutputStream(zipFileStream))) {
-      final var worlds = sender.getServer().getWorlds();
+      final var worlds = server.getWorlds();
       for (World world : worlds) {
-        final var name = world.getName();
         final var worldPath = world.getWorldFolder().toPath().toString();
-        sender.sendMessage(String.format("%s: %s", name, worldPath));
 
+        // Save the world.
         world.save();
+
+        // Disable auto saving to prevent any world corruption while creating a ZIP.
         world.setAutoSave(false);
 
         try {
@@ -96,10 +102,12 @@ public class BackupCommand implements CommandExecutor {
           e.printStackTrace();
         }
 
+        // Re-enable auto saving for this world.
         world.setAutoSave(true);
       }
     } finally {
       RUNNING.set(false);
+      server.sendMessage(Util.formatSystemMessage("Backup finished."));
     }
   }
 }