feat: 🎸 Add session recording models (#100)

* feat: 🎸 Add session recording models

✅ Closes: ICU-8075

addons/api/app/models/channel.js

@@ -0,0 +1 @@
+export { default } from 'api/models/channel';

addons/api/app/models/connection.js

@@ -0,0 +1 @@
+export { default } from 'api/models/connection';

addons/api/app/models/recording.js

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+export { default } from 'api/models/recording';