feat: person tags system - org-level skills with self-reported and organiser-assigned sources

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

api/app/Http/Resources/Api/V1/PersonResource.php

@@ -24,6 +24,23 @@ final class PersonResource extends JsonResource
             'created_at' => $this->created_at->toIso8601String(),
             'crowd_type' => new CrowdTypeResource($this->whenLoaded('crowdType')),
             'company' => new CompanyResource($this->whenLoaded('company')),
+            'tags' => $this->when(
+                $this->user_id && $this->relationLoaded('user'),
+                function () {
+                    $orgId = $this->event?->organisation_id;
+                    if (!$orgId || !$this->user) {
+                        return [];
+                    }
+
+                    return UserOrganisationTagResource::collection(
+                        $this->user->organisationTags()
+                            ->where('organisation_id', $orgId)
+                            ->with('personTag')
+                            ->get()
+                    );
+                },
+                []
+            ),
         ];
     }
 }