Actor sheet -> working !!!

module/applications/sheets/base-actor-sheet.mjs

@@ -64,6 +64,35 @@ export class VermineBaseActorSheet extends HandlebarsApplicationMixin(foundry.ap
   _canDragStart() { return this.isEditable }
   _canDragDrop() { return this.isEditable }
 
+  // ── Soumission du formulaire ────────────────────────────────────────
+
+  /** @override - coerce string values from HTML form inputs to numbers */
+  _prepareSubmitData(submitData, form, formData) {
+    const fd = foundry.utils.deepClone(formData.object)
+
+    for (const [key, value] of Object.entries(fd)) {
+      if (!key.startsWith("system.") || typeof value === "number") continue
+
+      const segments = key.slice(7).split(".")
+      let node = this.document.system.schema
+      for (const seg of segments) {
+        if (node instanceof foundry.data.fields.SchemaField) node = node.fields[seg]
+        else { node = undefined; break }
+      }
+      if (!(node instanceof foundry.data.fields.NumberField)) continue
+
+      // Handle arrays from duplicate-named form inputs
+      let raw = Array.isArray(value) ? value.filter(v => v !== "" && v !== null).pop() : value
+      if (raw === undefined) continue
+      if (typeof raw === "string" && raw.trim() === "") { fd[key] = 0; continue }
+
+      const num = Number(typeof raw === "string" ? raw.trim() : raw)
+      if (!isNaN(num)) fd[key] = num
+    }
+
+    return fd
+  }
+
   // ── Contexte commun ─────────────────────────────────────────────────
 
   async _prepareContext() {