test(bruno): Add API tests for Kobo, Koreader, OPDS, collections

- Add Kobo bookmark/markup sync tests
- Add Koreader progress/bookmark sync tests
- Add OPDS feed tests
- Add collection tests
- Add sync tests for book linking

bruno/sidecar/Update System Configuration.bru

@@ -0,0 +1,23 @@
+meta {
+  name: "Update System Configuration"
+  type: http
+  seq: 4
+}
+
+put {
+  url: {{base_url}}/api/system/config
+  body: json({
+    "base_url": "https://bookmann.example.com",
+    "opds_base_url": "https://bookmann.example.com/opds",
+    "api_base_url": "https://bookmann.example.com/api"
+  })
+  auth: {
+    type: bearer
+    bearer: {{admin_token}}
+  }
+}
+
+assert {
+  response.status == 200
+  response.body.status == "success"
+}