feat(dashboard): redirect GitHub install to integrations page with toast

After the GitHub App install/update callback, land users on the project's
integrations page (where the repo picker lives) instead of the settings
tab. A success toast nudges them to pick a repo to start syncing.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: Ripwords

apps/dashboard/app/pages/projects/[id]/integrations.vue

@@ -2,9 +2,25 @@
 import GithubPanel from "~/components/integrations/github/github-panel.vue"
 
 const route = useRoute()
+const router = useRouter()
 const projectId = computed(() => String(route.params.id))
+const toast = useToast()
 
 useHead({ title: "Integrations" })
+
+onMounted(() => {
+  const installed = route.query.installed === "1"
+  const updated = route.query.updated === "1"
+  if (!installed && !updated) return
+  toast.add({
+    title: installed ? "GitHub App installed" : "GitHub installation updated",
+    description: "Pick a repository below to start syncing reports.",
+    color: "success",
+    icon: "i-heroicons-check-circle",
+  })
+  const { installed: _i, updated: _u, ...rest } = route.query
+  router.replace({ query: rest })
+})
 </script>
 
 <template>

apps/dashboard/server/api/integrations/github/install-callback.get.ts

@@ -64,7 +64,7 @@ export default defineEventHandler(async (event) => {
     }
     return sendRedirect(
       event,
-      `${env.BETTER_AUTH_URL}/projects/${existing.projectId}/settings?tab=github&updated=1`,
+      `${env.BETTER_AUTH_URL}/projects/${existing.projectId}/integrations?updated=1`,
       302,
     )
   }
@@ -111,7 +111,7 @@ export default defineEventHandler(async (event) => {
 
   return sendRedirect(
     event,
-    `${env.BETTER_AUTH_URL}/projects/${claims.projectId}/settings?tab=github&installed=1`,
+    `${env.BETTER_AUTH_URL}/projects/${claims.projectId}/integrations?installed=1`,
     302,
   )
 })