feat: Checkly app connection and secrets sync (#4078)

* feat: checkly app connection
---------
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

frontend/src/helpers/appConnections.ts

@@ -41,6 +41,7 @@ import {
   ZabbixConnectionMethod
 } from "@app/hooks/api/appConnections/types";
 import { BitbucketConnectionMethod } from "@app/hooks/api/appConnections/types/bitbucket-connection";
+import { ChecklyConnectionMethod } from "@app/hooks/api/appConnections/types/checkly-connection";
 import { HerokuConnectionMethod } from "@app/hooks/api/appConnections/types/heroku-connection";
 import { OCIConnectionMethod } from "@app/hooks/api/appConnections/types/oci-connection";
 import { RailwayConnectionMethod } from "@app/hooks/api/appConnections/types/railway-connection";
@@ -94,7 +95,8 @@ export const APP_CONNECTION_MAP: Record<
   [AppConnection.Cloudflare]: { name: "Cloudflare", image: "Cloudflare.png" },
   [AppConnection.Zabbix]: { name: "Zabbix", image: "Zabbix.png" },
   [AppConnection.Railway]: { name: "Railway", image: "Railway.png" },
-  [AppConnection.Bitbucket]: { name: "Bitbucket", image: "Bitbucket.png" }
+  [AppConnection.Bitbucket]: { name: "Bitbucket", image: "Bitbucket.png" },
+  [AppConnection.Checkly]: { name: "Checkly", image: "Checkly.png" }
 };
 
 export const getAppConnectionMethodDetails = (method: TAppConnection["method"]) => {
@@ -155,7 +157,9 @@ export const getAppConnectionMethodDetails = (method: TAppConnection["method"])
     case RailwayConnectionMethod.ProjectToken:
       return { name: "Project Token", icon: faKey };
     case RenderConnectionMethod.ApiKey:
+    case ChecklyConnectionMethod.ApiKey:
       return { name: "API Key", icon: faKey };
+
     default:
       throw new Error(`Unhandled App Connection Method: ${method}`);
   }

frontend/src/helpers/secretSyncs.ts

@@ -93,6 +93,10 @@ export const SECRET_SYNC_MAP: Record<SecretSync, { name: string; image: string }
   [SecretSync.Railway]: {
     name: "Railway",
     image: "Railway.png"
+  },
+  [SecretSync.Checkly]: {
+    name: "Checkly",
+    image: "Checkly.png"
   }
 };
 
@@ -122,7 +126,8 @@ export const SECRET_SYNC_CONNECTION_MAP: Record<SecretSync, AppConnection> = {
   [SecretSync.CloudflareWorkers]: AppConnection.Cloudflare,
 
   [SecretSync.Zabbix]: AppConnection.Zabbix,
-  [SecretSync.Railway]: AppConnection.Railway
+  [SecretSync.Railway]: AppConnection.Railway,
+  [SecretSync.Checkly]: AppConnection.Checkly
 };
 
 export const SECRET_SYNC_INITIAL_SYNC_BEHAVIOR_MAP: Record<