Seed the dev PocketBase with example content on a fresh volume

.gitignore

@@ -13,4 +13,9 @@ riderModule.iml
 /backup/
 
 # Secrets (Gitea-Token o.ae.) -- niemals ins Repo. Vorlage: .env.example
-.env
+.env
+
+# PocketBase runtime data (SQLite DB, uploads) -- may hold personal data and is
+# per-environment state, not source. The dev seed lives in pb/pb_migrations/ and
+# IS checked in; only the data folder is ignored.
+/pb/pb_data/