feat: Support embed configuration (#3980)

* wip

* stash

* fix: make authenticationId nullable fk

* fix: apply generics to resolve compile time type errors

* fix: loosen integration settings

* chore: refactor into functional component

* feat: pass integrations all the way to embeds

* perf: avoid re-fetching integrations

* fix: change attr name to avoid type overlap

* feat: use hostname from embed settings in matcher

* Revert "feat: use hostname from embed settings in matcher"

This reverts commit e7485d9cda4dcf45104e460465ca104a56c67ddc.

* feat: refactor  into a class

* chore: refactor url regex formation as a util

* fix: escape regex special chars

* fix: remove in-house escapeRegExp in favor of lodash's

* fix: sanitize url

* perf: memoize embeds

* fix: rename hostname to url and allow spreading entire settings instead of just url

* fix: replace diagrams with drawio

* fix: rename

* fix: support self-hosted and saas both

* fix: assert on settings url

* fix: move embed integrations loading to hook

* fix: address review comments

* fix: use observer in favor of explicit state setters

* fix: refactor useEmbedIntegrations into useEmbeds

* fix: use translations for toasts

Co-authored-by: Tom Moor <tom.moor@gmail.com>

shared/types.ts

@@ -21,3 +21,20 @@ export type PublicEnv = {
   GOOGLE_ANALYTICS_ID: string | undefined;
   RELEASE: string | undefined;
 };
+
+export enum IntegrationType {
+  Post = "post",
+  Command = "command",
+  Embed = "embed",
+}
+
+export type IntegrationSettings<T> = T extends IntegrationType.Embed
+  ? { url: string }
+  : T extends IntegrationType.Post
+  ? { url: string; channel: string; channelId: string }
+  : T extends IntegrationType.Post
+  ? { serviceTeamId: string }
+  :
+      | { url: string }
+      | { url: string; channel: string; channelId: string }
+      | { serviceTeamId: string };