refactor : merge Inventory_frontend submodule into frontend/ directory

Merges the full git history of Inventory_frontend into the monorepo
under frontend/. Removes the submodule in favor of a unified repo.

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

frontend/app/components/sites/SiteContactFormFields.vue

@@ -0,0 +1,132 @@
+<template>
+  <div class="grid grid-cols-1 gap-4">
+    <div class="form-control">
+      <label class="label">
+        <span class="label-text">Nom du contact</span>
+      </label>
+      <input
+        v-model="contactName"
+        type="text"
+        placeholder="Nom et prénom"
+        class="input input-bordered"
+        :disabled="disabled"
+        required
+      />
+    </div>
+
+    <FieldPhone v-model="contactPhone" :disabled="disabled" required />
+
+    <div class="form-control">
+      <label class="label">
+        <span class="label-text">Adresse</span>
+      </label>
+      <input
+        v-model="contactAddress"
+        type="text"
+        placeholder="Adresse complète"
+        class="input input-bordered"
+        :disabled="disabled"
+        required
+      />
+    </div>
+
+    <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
+      <div class="form-control">
+        <label class="label">
+          <span class="label-text">Code postal</span>
+        </label>
+        <input
+          v-model="contactPostalCode"
+          type="text"
+          placeholder="Code postal"
+          class="input input-bordered"
+          :disabled="disabled"
+          required
+        />
+      </div>
+
+      <div class="form-control">
+        <label class="label">
+          <span class="label-text">Ville</span>
+        </label>
+        <input
+          v-model="contactCity"
+          type="text"
+          placeholder="Ville"
+          class="input input-bordered"
+          :disabled="disabled"
+          required
+        />
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { computed, toRef } from 'vue'
+import type { PropType } from 'vue'
+
+import FieldPhone from '~/components/form/FieldPhone.vue'
+
+type SiteForm = {
+  contactName: string
+  contactPhone: string
+  contactAddress: string
+  contactPostalCode: string
+  contactCity: string
+}
+
+const props = defineProps({
+  form: {
+    type: Object as PropType<SiteForm>,
+    required: true,
+  },
+  disabled: {
+    type: Boolean,
+    default: false,
+  },
+})
+
+const form = toRef(props, 'form')
+
+const contactName = computed({
+  get: () => form.value.contactName,
+  set: (value: string) => {
+    form.value.contactName = value
+  },
+})
+
+const contactPhone = computed({
+  get: () => form.value.contactPhone,
+  set: (value: string) => {
+    form.value.contactPhone = value
+  },
+})
+
+const contactAddress = computed({
+  get: () => form.value.contactAddress,
+  set: (value: string) => {
+    form.value.contactAddress = value
+  },
+})
+
+const contactPostalCode = computed({
+  get: () => form.value.contactPostalCode,
+  set: (value: string) => {
+    form.value.contactPostalCode = value
+  },
+})
+
+const contactCity = computed({
+  get: () => form.value.contactCity,
+  set: (value: string) => {
+    form.value.contactCity = value
+  },
+})
+</script>
+
+<!--
+  Bloc de formulaire partagé pour la saisie/édition des informations de contact d'un site.
+  Utilisation :
+  <SiteContactFormFields :form="siteForm" />
+-->