refactor: simplify upload rules and remove destination flow

components/UploadZone.tsx

@@ -5,7 +5,6 @@ import { useSecret } from '@/hooks/useSecret'
 import { useFolderEntries } from '@/hooks/useFolderEntries'
 import { useUploadOrchestrator } from '@/hooks/useUploadOrchestrator'
 import SecretInput from './upload/SecretInput'
-import DestinationPicker from './upload/DestinationPicker'
 import FolderDropzone from './upload/FolderDropzone'
 import FolderCard from './upload/FolderCard'
 import ActionButtons from './upload/ActionButtons'
@@ -38,8 +37,6 @@ export default function UploadZone() {
     isUploading,
     globalError,
     setGlobalError,
-    destination,
-    setDestination,
     overwriteConfirm,
     setOverwriteConfirm,
     noChangesFolder,
@@ -84,18 +81,28 @@ export default function UploadZone() {
         onToggleVisible={toggleSecretVisible}
       />
 
-      <DestinationPicker
-        destination={destination}
-        disabled={isUploading}
-        onChange={setDestination}
-      />
-
       {entries.length === 0 && (
-        <FolderDropzone
-          isUploading={isUploading}
-          onFolderSelected={handleFolderSelected}
-          onError={setGlobalError}
-        />
+        <div className="space-y-2">
+          <p className="text-xs text-gray-400 leading-relaxed text-center">
+            Deposez un dossier complet contenant votre modele 3D nomme
+            {' '}<span className="font-mono text-gray-200">model.glb</span>
+            {' '}ainsi que toutes les textures necessaires.
+            {' '}Les textures peuvent etre en
+            {' '}<span className="font-mono text-gray-200">.png</span>,
+            {' '}<span className="font-mono text-gray-200">.jpg</span>
+            {' '}ou <span className="font-mono text-gray-200">.webp</span>.
+            {' '}Utilisez un nom simple si la texture s&apos;applique au modele entier, et un nom detaille si elle correspond a une partie precise du modele,
+            {' '}par exemple <span className="font-mono text-gray-200">color_fenetre.jpg</span>,
+            {' '}<span className="font-mono text-gray-200">roughness_tuyaux.png</span>,
+            {' '}<span className="font-mono text-gray-200">normal_dashboard.webp</span>
+            {' '}ou <span className="font-mono text-gray-200">opacity_verre.png</span>.
+          </p>
+          <FolderDropzone
+            isUploading={isUploading}
+            onFolderSelected={handleFolderSelected}
+            onError={setGlobalError}
+          />
+        </div>
       )}
 
       {globalError && (
@@ -119,7 +126,6 @@ export default function UploadZone() {
       <ActionButtons
         isUploading={isUploading}
         isSecretEmpty={isSecretEmpty}
-        noDestination={!destination}
         hasPendingOrErrors={hasPendingOrErrors}
         allDone={allDone}
         hasErrors={hasErrors}
@@ -130,7 +136,6 @@ export default function UploadZone() {
 
       {overwriteConfirm && (
         <OverwriteConfirmModal
-          destination={destination!}
           folderName={overwriteConfirm.folderName}
           diffs={overwriteConfirm.diffs}
           onCancel={() => setOverwriteConfirm(null)}
@@ -140,7 +145,6 @@ export default function UploadZone() {
 
       {noChangesFolder && (
         <NoChangesModal
-          destination={destination!}
           folderName={noChangesFolder}
           onCancel={() => {
             setNoChangesFolder(null)

components/upload/ActionButtons.tsx

@@ -1,7 +1,6 @@
 interface ActionButtonsProps {
   isUploading: boolean
   isSecretEmpty: boolean
-  noDestination: boolean
   hasPendingOrErrors: boolean
   allDone: boolean
   hasErrors: boolean
@@ -13,7 +12,6 @@ interface ActionButtonsProps {
 export default function ActionButtons({
   isUploading,
   isSecretEmpty,
-  noDestination,
   hasPendingOrErrors,
   allDone,
   hasErrors,
@@ -21,7 +19,7 @@ export default function ActionButtons({
   onCancel,
   onReset,
 }: ActionButtonsProps) {
-  const cantUpload = isSecretEmpty || noDestination
+  const cantUpload = isSecretEmpty
 
   return (
     <div className="flex gap-3">

components/upload/DestinationPicker.tsx

@@ -1,38 +0,0 @@
-import { DESTINATIONS } from '@/lib/constants'
-import type { Destination } from '@/lib/constants'
-
-interface DestinationPickerProps {
-  destination: Destination | null
-  disabled: boolean
-  onChange: (value: Destination) => void
-}
-
-export default function DestinationPicker({
-  destination,
-  disabled,
-  onChange,
-}: DestinationPickerProps) {
-  return (
-    <div className="space-y-1.5">
-      <label className="block text-sm font-medium text-gray-300">Destination</label>
-      <div className="grid grid-cols-3 gap-2">
-        {DESTINATIONS.map((dest) => (
-          <button
-            key={dest.value}
-            type="button"
-            onClick={() => onChange(dest.value)}
-            disabled={disabled}
-            className={`px-3 py-2 rounded-xl text-sm font-medium transition-all duration-150 border
-                       disabled:opacity-50 disabled:cursor-not-allowed
-                       ${destination === dest.value
-                         ? 'bg-white text-[#000000] border-white'
-                         : 'bg-black-800 text-gray-400 border-white/20 hover:border-white/40 hover:text-gray-200'
-                       }`}
-          >
-            {dest.label}
-          </button>
-        ))}
-      </div>
-    </div>
-  )
-}

components/upload/FolderDropzone.tsx

@@ -170,10 +170,6 @@ export default function FolderDropzone({
           Deposez votre dossier ici
           <span className="text-gray-500 font-normal"> ou cliquez pour parcourir</span>
         </p>
-        <p className="text-xs text-gray-500 mt-1">
-          Contenu attendu : model.glb/gltf + textures (roughness, normal, metalness, color, displace)
-          <br />Les originaux sont archives sur le Drive, les comprimes sont envoyes sur Git.
-        </p>
       </div>
     </>
   )

components/upload/NoChangesModal.tsx

@@ -2,14 +2,12 @@ import Modal, { ModalActions } from '@/components/ui/Modal'
 import { CheckIcon } from '@/components/ui/icons'
 
 interface NoChangesModalProps {
-  destination: string
   folderName: string
   onCancel: () => void
   onModify: () => void
 }
 
 export default function NoChangesModal({
-  destination,
   folderName,
   onCancel,
   onModify,
@@ -25,7 +23,7 @@ export default function NoChangesModal({
             Aucun changement detecte
           </h3>
           <p className="text-xs text-gray-400 mt-0.5">
-            Le dossier <span className="font-mono text-gray-300">{destination}/{folderName}</span> est identique au contenu distant. Rien a envoyer.
+            Le dossier <span className="font-mono text-gray-300">public/models/{folderName}</span> est identique au contenu distant. Rien a envoyer.
           </p>
         </div>
       </div>

components/upload/OverwriteConfirmModal.tsx

@@ -3,7 +3,6 @@ import Modal, { ModalActions } from '@/components/ui/Modal'
 import { WarningIcon } from '@/components/ui/icons'
 
 interface OverwriteConfirmModalProps {
-  destination: string
   folderName: string
   diffs: FileDiff[]
   onCancel: () => void
@@ -11,7 +10,6 @@ interface OverwriteConfirmModalProps {
 }
 
 export default function OverwriteConfirmModal({
-  destination,
   folderName,
   diffs,
   onCancel,
@@ -28,7 +26,7 @@ export default function OverwriteConfirmModal({
             Dossier deja existant
           </h3>
           <p className="text-xs text-gray-400 mt-0.5">
-            <span className="font-mono text-yellow-400">{destination}/{folderName}</span> existe deja.
+            <span className="font-mono text-yellow-400">public/models/{folderName}</span> existe deja.
             Les anciens fichiers seront archives sur le Drive, puis les nouveaux seront envoyes sur le Drive et Git.
           </p>
         </div>