chore: Update heroku stack

bebraw · bebraw · commit 40c13dc59dc0 · 2022-07-06T11:30:26.000+03:00
diff --git a/app.json b/app.json
@@ -1,3 +1,3 @@
 {
-  "stack": "heroku-18"
+  "stack": "heroku-22"
 }
