Initial commit: mini-erp (backend FastAPI + frontend React/Vite)

Base para el flujo de ramas por cliente.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

mini-backend/test/sap-aberio/PurchaseInvoices.yml

@@ -0,0 +1,25 @@
+info:
+  name: PurchaseInvoices
+  type: http
+  seq: 1
+
+http:
+  method: GET
+  url: https://192.168.9.3:50000/b1s/v1/PurchaseInvoices?$select=DocEntry,DocNum,FederalTaxID,CardCode,CardName,NumAtCard,DocCurrency,DocTotal,DocTotalFc,FolioPrefixString,FolioNumber,DocumentStatus,DocumentSubType&$filter=DocumentStatus eq 'bost_Open'&$orderby=DocEntry desc
+  params:
+    - name: $select
+      value: DocEntry,DocNum,FederalTaxID,CardCode,CardName,NumAtCard,DocCurrency,DocTotal,DocTotalFc,FolioPrefixString,FolioNumber,DocumentStatus,DocumentSubType
+      type: query
+    - name: $filter
+      value: DocumentStatus eq 'bost_Open'
+      type: query
+    - name: $orderby
+      value: DocEntry desc
+      type: query
+  auth: inherit
+
+settings:
+  encodeUrl: true
+  timeout: 0
+  followRedirects: true
+  maxRedirects: 5