Add basic activity log (#141)

* Add basic activity log

* Add database migration

* Fix layout

* Fix types

---------

Co-authored-by: Sebastien Castiel <sebastien@castiel.me>

src/app/groups/[groupId]/activity/page.tsx

@@ -0,0 +1,51 @@
+import { cached } from '@/app/cached-functions'
+import { ActivityList } from '@/app/groups/[groupId]/activity/activity-list'
+import {
+  Card,
+  CardContent,
+  CardDescription,
+  CardHeader,
+  CardTitle,
+} from '@/components/ui/card'
+import { getActivities, getGroupExpenses } from '@/lib/api'
+import { Metadata } from 'next'
+import { notFound } from 'next/navigation'
+
+export const metadata: Metadata = {
+  title: 'Activity',
+}
+
+export default async function ActivityPage({
+  params: { groupId },
+}: {
+  params: { groupId: string }
+}) {
+  const group = await cached.getGroup(groupId)
+  if (!group) notFound()
+
+  const expenses = await getGroupExpenses(groupId)
+  const activities = await getActivities(groupId)
+
+  return (
+    <>
+      <Card className="mb-4">
+        <CardHeader>
+          <CardTitle>Activity</CardTitle>
+          <CardDescription>
+            Overview of all activity in this group.
+          </CardDescription>
+        </CardHeader>
+        <CardContent className="flex flex-col space-y-4">
+          <ActivityList
+            {...{
+              groupId,
+              participants: group.participants,
+              expenses,
+              activities,
+            }}
+          />
+        </CardContent>
+      </Card>
+    </>
+  )
+}