Voeg voorbeeldbestanden toe in alle ondersteunde formaten

CSV, JSON en XLSX zijn gegenereerd vanuit sample.txt.
sample2.txt is een eerder uitvoerresultaat zonder datetime-kolommen.

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

sample.csv

@@ -0,0 +1,6 @@
+id,name,price,quantity,created_at,delivery_date
+1,Widget,9.99,10,2026-05-08T12:30:00+0000,2026-05-15T00:00:00+0000
+2,Gadget,19.95,5,2026-04-12T07:00:00+0000,2026-05-20T00:00:00+0000
+3,Sprocket,0.5,250,2026-03-22T07:15:00+0000,2026-06-10T00:00:00+0000
+4,Hammer,12.0,42,2026-02-01T16:45:00+0000,2026-04-05T00:00:00+0000
+5,Long Item Name Here,100.49,1,2026-01-15T10:00:00+0000,2026-02-28T00:00:00+0000

sample.json

@@ -0,0 +1,42 @@
+[
+  {
+    "id":1,
+    "name":"Widget",
+    "price":9.99,
+    "quantity":10,
+    "created_at":"2026-05-08T12:30:00.000Z",
+    "delivery_date":"2026-05-15T00:00:00.000Z"
+  },
+  {
+    "id":2,
+    "name":"Gadget",
+    "price":19.95,
+    "quantity":5,
+    "created_at":"2026-04-12T07:00:00.000Z",
+    "delivery_date":"2026-05-20T00:00:00.000Z"
+  },
+  {
+    "id":3,
+    "name":"Sprocket",
+    "price":0.5,
+    "quantity":250,
+    "created_at":"2026-03-22T07:15:00.000Z",
+    "delivery_date":"2026-06-10T00:00:00.000Z"
+  },
+  {
+    "id":4,
+    "name":"Hammer",
+    "price":12.0,
+    "quantity":42,
+    "created_at":"2026-02-01T16:45:00.000Z",
+    "delivery_date":"2026-04-05T00:00:00.000Z"
+  },
+  {
+    "id":5,
+    "name":"Long Item Name Here",
+    "price":100.49,
+    "quantity":1,
+    "created_at":"2026-01-15T10:00:00.000Z",
+    "delivery_date":"2026-02-28T00:00:00.000Z"
+  }
+]

sample2.txt

@@ -0,0 +1,6 @@
+  idname                    price  quantity
+   1Widget                   9.99        10
+   2Gadget                  19.95         5
+   3Sprocket                  0.5       250
+   4Hammer                   12.0        42
+   5Long Item Name Here    100.49         1