refactor(machines) : remove TypeMachine skeleton system, simplify machine creation

- Remove TypeEdit*, TypeInfoDisplay, MachineSkeletonSummary, MachineCreatePreview components
- Remove machine-skeleton pages and type pages
- Remove useMachineTypesApi, useMachineSkeletonEditor, useMachineCreateSelections composables
- Add AddEntityToMachineModal for direct entity linking
- Update machine detail/create pages for direct custom fields
- Fix SearchSelect, category display, and ipartial search filters

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/components/machine/MachinePiecesCard.vue

@@ -3,32 +3,75 @@
     <div class="card-body">
       <div class="flex justify-between items-center mb-4">
         <h2 class="card-title">Pièces de la machine</h2>
+        <div class="flex items-center gap-2">
+          <button
+            v-if="isEditMode"
+            type="button"
+            class="btn btn-sm md:btn-md btn-primary"
+            @click="$emit('add-piece')"
+          >
+            Ajouter une pièce
+          </button>
+          <button
+            type="button"
+            class="btn btn-ghost btn-sm gap-2"
+            @click="$emit('toggle-collapse')"
+            :title="collapsed ? 'Déplier toutes les pièces' : 'Replier toutes les pièces'"
+          >
+            <IconLucideChevronRight
+              class="w-5 h-5 transition-transform"
+              :class="collapsed ? 'rotate-0' : 'rotate-90'"
+              aria-hidden="true"
+            />
+            <span class="text-sm">
+              {{ collapsed ? 'Tout déplier' : 'Tout replier' }}
+            </span>
+          </button>
+        </div>
       </div>
 
-      <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
-        <PieceItem
-          v-for="piece in pieces"
-          :key="piece.id"
-          :piece="piece"
-          :is-edit-mode="isEditMode"
-          @update="$emit('update-piece', $event)"
-          @edit="$emit('edit-piece', $event)"
-          @custom-field-update="$emit('custom-field-update', $event)"
-        />
+      <div v-if="pieces.length === 0" class="text-sm text-gray-500 py-4">
+        Aucune pièce associée à cette machine.
+      </div>
+
+      <div v-else class="space-y-2">
+        <div v-for="piece in pieces" :key="piece.id" class="relative">
+          <button
+            v-if="isEditMode"
+            type="button"
+            class="btn btn-error btn-xs absolute top-2 right-2 z-10"
+            title="Supprimer cette pièce"
+            @click="$emit('remove-piece', piece.linkId || piece.id)"
+          >
+            Supprimer
+          </button>
+          <PieceItem
+            :piece="piece"
+            :is-edit-mode="false"
+            :collapse-all="collapsed"
+            :toggle-token="collapseToggleToken"
+            @edit="$emit('edit-piece', $event)"
+          />
+        </div>
       </div>
     </div>
   </div>
 </template>
 
 <script setup lang="ts">
+import IconLucideChevronRight from '~icons/lucide/chevron-right'
+
 defineProps<{
   pieces: any[]
   isEditMode: boolean
+  collapsed: boolean
+  collapseToggleToken: number
 }>()
 
 defineEmits<{
-  'update-piece': [piece: any]
+  'toggle-collapse': []
   'edit-piece': [piece: any]
-  'custom-field-update': [fieldUpdate: any]
+  'add-piece': []
+  'remove-piece': [linkId: string]
 }>()
 </script>