Model ticket link counterparts explicitly

database/factories/TicketLinkFactory.php

@@ -60,15 +60,13 @@ class TicketLinkFactory extends Factory
                     ->first()
                 ?? TicketLinkType::factory()->for($sourceTicket->project)->create([
                     'label' => 'Relates to',
+                    'counterpart_label' => 'Relates to',
                     'position' => 1,
                 ])
                 : TicketLinkType::query()->findOrFail($ticketLink->ticket_link_type_id);
 
-            $sortedIds = [$sourceTicket->id, $targetTicket->id];
-            sort($sortedIds);
-
-            $ticketLink->source_ticket_id = $sortedIds[0];
-            $ticketLink->target_ticket_id = $sortedIds[1];
+            $ticketLink->source_ticket_id = $sourceTicket->id;
+            $ticketLink->target_ticket_id = $targetTicket->id;
             $ticketLink->ticket_link_type_id = $ticketLinkType->id;
         });
     }

database/factories/TicketLinkTypeFactory.php

@@ -18,8 +18,11 @@ class TicketLinkTypeFactory extends Factory
      */
     public function definition(): array
     {
+        $label = fake()->unique()->words(2, true);
+
         return [
-            'label' => fake()->unique()->words(2, true),
+            'label' => $label,
+            'counterpart_label' => $label,
             'position' => 1,
             'project_id' => Project::factory(),
         ];

database/migrations/2026_05_23_101900_add_counterpart_label_to_ticket_link_types_table.php

@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('ticket_link_types', function (Blueprint $table) {
+            $table->string('counterpart_label')->nullable()->after('label');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('ticket_link_types', function (Blueprint $table) {
+            $table->dropColumn('counterpart_label');
+        });
+    }
+};

database/seeders/TicketLinkTypeSeeder.php

@@ -20,8 +20,8 @@ class TicketLinkTypeSeeder extends Seeder
                 TicketLinkType::factory()
                     ->count(2)
                     ->sequence(
-                        ['label' => 'Relates to', 'position' => 1],
-                        ['label' => 'Blocks', 'position' => 2],
+                        ['label' => 'Relates to', 'counterpart_label' => 'Relates to', 'position' => 1],
+                        ['label' => 'Blocks', 'counterpart_label' => 'Blocked by', 'position' => 2],
                     )
                     ->for($project)
                     ->create();