chore(docs): Generated API Reference (#3718)

Co-authored-by: olivermrbl <olivermrbl@users.noreply.github.com>

docs/api/admin/code_samples/Shell/admin_customers/get.sh

@@ -0,0 +1,2 @@
+curl --location --request GET 'https://medusa-url.com/admin/customers' \
+--header 'Authorization: Bearer {api_token}'

docs/api/admin/code_samples/Shell/admin_customers/post.sh

@@ -0,0 +1,9 @@
+curl --location --request POST 'https://medusa-url.com/admin/customers' \
+--header 'Authorization: Bearer {api_token}' \
+--header 'Content-Type: application/json' \
+--data-raw '{
+    "email": "user@example.com",
+    "first_name": "Caterina",
+    "last_name": "Yost",
+    "password": "supersecret"
+}'