remove seed directory, clean up provisioning and sync modules

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

scripts/setup.sh

@@ -52,32 +52,6 @@ echo "════════════════════════
 echo "  Officer — dependency setup ($PM)"
 echo "═══════════════════════════════════════════"
 
-# ─── 0. shared group ──────────────────────────────────────────────────────────
-echo ""
-echo "── Shared group (officerdev) ──"
-
-if getent group officerdev &>/dev/null; then
-  skip "officerdev group"
-else
-  sudo groupadd officerdev
-  ok "created officerdev group"
-fi
-
-if id -nG "$USER" | grep -qw officerdev; then
-  skip "$USER in officerdev group"
-else
-  sudo usermod -aG officerdev "$USER"
-  ok "added $USER to officerdev group"
-fi
-
-# Ensure provisioned users can traverse to data directories
-if [ "$(stat -c '%A' "$HOME" | cut -c10)" = "x" ]; then
-  skip "home dir traversable"
-else
-  chmod o+x "$HOME"
-  ok "made home dir traversable (o+x)"
-fi
-
 # ─── 1. core system packages ───────────────────────────────────────────────────
 echo ""
 echo "── Core system packages ──"