fix: resolve discord api interaction failures on massdrop dashboard

src/systems/massdrop.js

@@ -128,26 +128,36 @@ function generateDashboard(session) {
     // though the core engine still processes all 50+.
     const safeOptions = options.slice(0, 25);
 
-    const row1 = new ActionRowBuilder().addComponents(
-        new StringSelectMenuBuilder()
-            .setCustomId('mass_select_edit')
-            .setPlaceholder('✏️ Select a drop to edit text...')
-            .addOptions(safeOptions)
-    );
+    const components = [];
+
+    if (safeOptions.length > 0) {
+        components.push(
+            new ActionRowBuilder().addComponents(
+                new StringSelectMenuBuilder()
+                    .setCustomId('mass_select_edit')
+                    .setPlaceholder('✏️ Select a drop to edit text...')
+                    .addOptions(safeOptions)
+            )
+        );
 
-    const row2 = new ActionRowBuilder().addComponents(
-        new StringSelectMenuBuilder()
-            .setCustomId('mass_select_image')
-            .setPlaceholder('🖼️ Select a drop to attach an image...')
-            .addOptions(safeOptions)
-    );
+        components.push(
+            new ActionRowBuilder().addComponents(
+                new StringSelectMenuBuilder()
+                    .setCustomId('mass_select_image')
+                    .setPlaceholder('🖼️ Select a drop to attach an image...')
+                    .addOptions(safeOptions)
+            )
+        );
+    }
 
-    const row3 = new ActionRowBuilder().addComponents(
-        new ButtonBuilder().setCustomId('mass_deploy').setLabel(`Deploy ${session.files.length} Drops`).setStyle(ButtonStyle.Success).setEmoji('🚀'),
-        new ButtonBuilder().setCustomId('mass_cancel').setLabel('Cancel All').setStyle(ButtonStyle.Danger)
+    components.push(
+        new ActionRowBuilder().addComponents(
+            new ButtonBuilder().setCustomId('mass_deploy').setLabel(`Deploy ${session.files.length} Drops`).setStyle(ButtonStyle.Success).setEmoji('🚀'),
+            new ButtonBuilder().setCustomId('mass_cancel').setLabel('Cancel All').setStyle(ButtonStyle.Danger)
+        )
     );
 
-    return { embeds: [embed], components: [row1, row2, row3] };
+    return { embeds: [embed], components };
 }
 
 /**
@@ -401,6 +411,13 @@ async function handleMassDropInteraction(interaction) {
             return true;
         }
 
+        if (customId === 'mass_cancel_image') {
+            session.step = 'dashboard';
+            session.pendingImageIndex = null;
+            await interaction.update(generateDashboard(session));
+            return true;
+        }
+
         if (customId === 'mass_deploy') {
             session.step = 'deploying';
             await interaction.update({
@@ -476,7 +493,7 @@ async function handleMassDropInteraction(interaction) {
             })],
             components: [
                 new ActionRowBuilder().addComponents(
-                    new ButtonBuilder().setCustomId('mass_finish').setLabel('Cancel Attachment').setStyle(ButtonStyle.Secondary)
+                    new ButtonBuilder().setCustomId('mass_cancel_image').setLabel('Cancel Attachment').setStyle(ButtonStyle.Secondary)
                 )
             ]
         });