diff --git a/deploy/deploy.sh b/deploy/deploy.sh
index 484696a..8521cb5 100755
--- a/deploy/deploy.sh
+++ b/deploy/deploy.sh
@@ -1,15 +1,4 @@
 #!/usr/bin/env bash
-# EMS single-server deploy: aktualizace git checkoutu, sync compose, docker compose build + up.
-#
-# Jednorázový bootstrap na serveru (po prvním merge tohoto skriptu do main):
-#   sudo mkdir -p /opt/ems-deploy/app
-#   sudo chown -R "$USER:$USER" /opt/ems-deploy
-#   git clone ssh://git@git.vojacek.eu:2222/vojacekd/ems.git /opt/ems-deploy/app
-#   cp /opt/ems-deploy/app/.env.example /opt/ems-deploy/.env
-#   # upravit /opt/ems-deploy/.env (chmod 600)
-#   install -m 755 /opt/ems-deploy/app/deploy/deploy.sh /opt/ems-deploy/deploy.sh
-#   /opt/ems-deploy/deploy.sh
-
 set -euo pipefail
 
 ROOT="${EMS_DEPLOY_ROOT:-/opt/ems-deploy}"
@@ -24,7 +13,7 @@ log() {
 }
 
 if [[ ! -d "$APP/.git" ]]; then
-  log "ERROR: missing git checkout at $APP (see bootstrap header in this script)."
+  log "ERROR: missing git checkout at $APP"
   exit 1
 fi
 
@@ -34,26 +23,30 @@ if [[ ! -f "$ENV_FILE" ]]; then
 fi
 
 if [[ ! -f "$COMPOSE_SRC" ]]; then
-  log "ERROR: missing $COMPOSE_SRC (is deploy/docker-compose.yml in the repo?)"
+  log "ERROR: missing $COMPOSE_SRC"
   exit 1
 fi
 
 exec 9>"$LOCK_FILE"
 flock 9
+
 log "Starting deploy (ROOT=$ROOT)"
+log "whoami=$(whoami)"
+log "pwd=$(pwd)"
+log "app owner=$(stat -c '%u:%g %n' "$APP")"
 
 log "Git: fetch origin"
-git -c safe.directory="$APP_DIR" -C "$APP_DIR" fetch origin || true
+git -c safe.directory="$APP" -C "$APP" fetch origin
 
-log "Git: checkout main && reset --hard origin/main"
-git -C "$APP" checkout main
-git -C "$APP" reset --hard "origin/main"
+log "Git: checkout main"
+git -c safe.directory="$APP" -C "$APP" checkout main
+
+log "Git: reset --hard origin/main"
+git -c safe.directory="$APP" -C "$APP" reset --hard origin/main
 
 log "Sync compose -> $COMPOSE_DST"
 install -m 0644 "$COMPOSE_SRC" "$COMPOSE_DST"
 
-export COMPOSE_FILE="$COMPOSE_DST"
-
 log "docker compose config (validate)"
 docker compose -f "$COMPOSE_DST" --env-file "$ENV_FILE" config >/dev/null
 
@@ -66,4 +59,4 @@ docker compose -f "$COMPOSE_DST" --env-file "$ENV_FILE" up -d
 log "docker image prune (dangling only)"
 docker image prune -f
 
-log "Deploy finished OK"
+log "Deploy finished OK"
\ No newline at end of file