Feat/test content

Add example content for Q/A and image bijections.

content/Bijection-from-CSV/.apkg-spec.yaml

+content_version: 1.0.0
+
+templates:
+- bijective
+
+content:
+- import_csv:
+    content_version: 2024-06-08 18:23:00+00:00
+    note_type: Bijection
+    file_patterns:
+    - '*.csv'
+    deck_name_pattern: 'Tapir geography'
+    fields_mapping:
+    - guid
+    - A
+    - B
+    tags: []