Fix the ingest attachment array examples

Fix up the ingest attachment array handling example so they are full
examples and validated by the build system correctly.

docs/plugins/ingest-attachment.asciidoc

@@ -131,6 +131,7 @@ For example, given the following source:
   ]
 }
 --------------------------------------------------
+// NOTCONSOLE
 
 In this case, we want to process the data field in each element
 of the attachments field and insert
@@ -139,18 +140,78 @@ processor is used:
 
 [source,js]
 --------------------------------------------------
+PUT _ingest/pipeline/attachment
 {
-  "foreach": {
-    "field": "attachments",
-    "processor": {
-      "attachment": {
-        "target_field": "_ingest._value.attachment",
-        "field": "_ingest._value.data"
+  "description" : "Extract attachment information from arrays",
+  "processors" : [
+    {
+      "foreach": {
+        "field": "attachments",
+        "processor": {
+          "attachment": {
+            "target_field": "_ingest._value.attachment",
+            "field": "_ingest._value.data"
+          }
+        }
       }
     }
+  ]
+}
+PUT my_index/my_type/my_id?pipeline=attachment
+{
+  "attachments" : [
+    {
+      "filename" : "ipsum.txt",
+      "data" : "dGhpcyBpcwpqdXN0IHNvbWUgdGV4dAo="
+    },
+    {
+      "filename" : "test.txt",
+      "data" : "VGhpcyBpcyBhIHRlc3QK"
+    }
+  ]
+}
+GET my_index/my_type/my_id
+--------------------------------------------------
+// CONSOLE
+
+Returns this:
+[source,js]
+--------------------------------------------------
+{
+  "_index" : "my_index",
+  "_type" : "my_type",
+  "_id" : "my_id",
+  "_version" : 1,
+  "found" : true,
+  "_source" : {
+    "attachments" : [
+      {
+        "filename" : "ipsum.txt",
+        "data" : "dGhpcyBpcwpqdXN0IHNvbWUgdGV4dAo=",
+        "attachment" : {
+          "content_type" : "text/plain; charset=ISO-8859-1",
+          "language" : "en",
+          "content" : "this is\njust some text",
+          "content_length" : 24
+        }
+      },
+      {
+        "filename" : "test.txt",
+        "data" : "VGhpcyBpcyBhIHRlc3QK",
+        "attachment" : {
+          "content_type" : "text/plain; charset=ISO-8859-1",
+          "language" : "en",
+          "content" : "This is a test",
+          "content_length" : 16
+        }
+      }
+    ]
   }
 }
 --------------------------------------------------
+// TESTRESPONSE
+
+
 Note that the `target_field` needs to be set, otherwise the
 default value is used which is a top level field `attachment`. The
 properties on this top level field will contain the value of the