chore: generate default admin credentials on install

install.sh

@@ -8,6 +8,8 @@ REPO_URL="https://git.h0melab.ru/fabritsky/corp-address-book.git"
 HOST_PORT="8180"
 CONTAINER_PORT="3000"
 IMAGE_NAME="corp-address-book:latest"
+ENV_CREATED="false"
+GENERATED_ADMIN_PASSWORD=""
 
 log() {
   printf '\n[%s] %s\n' "$(date +'%H:%M:%S')" "$*"
@@ -39,7 +41,8 @@ install_base_packages() {
     ca-certificates \
     curl \
     git \
-    gnupg
+    gnupg \
+    openssl
 }
 
 install_docker_if_needed() {
@@ -96,6 +99,8 @@ prepare_env_and_data() {
   if [ ! -f "${INSTALL_DIR}/.env" ]; then
     jwt_secret="$(openssl rand -hex 32 2>/dev/null || date +%s%N)"
     admin_password="$(openssl rand -base64 24 2>/dev/null | tr -d '\n' || date +%s%N)"
+    GENERATED_ADMIN_PASSWORD="$admin_password"
+    ENV_CREATED="true"
     as_root tee "${INSTALL_DIR}/.env" >/dev/null <<EOF_ENV
 # Created by install.sh. Keep this file private and do not commit it.
 # Change ADMIN_PASSWORD after first login.
@@ -174,8 +179,15 @@ print_result() {
   fi
 
   log "Installation completed"
+  printf 'URL: http://%s:%s/\n' "$server_ip" "$HOST_PORT"
   printf 'Local check: http://127.0.0.1:%s/\n' "$HOST_PORT"
-  printf 'Open: http://%s:%s/\n' "$server_ip" "$HOST_PORT"
+  printf 'Admin login: admin\n'
+  if [ "$ENV_CREATED" = "true" ]; then
+    printf 'Admin password: %s\n' "$GENERATED_ADMIN_PASSWORD"
+    printf 'The password was saved in %s/.env. JWT_SECRET was not printed.\n' "$INSTALL_DIR"
+  else
+    printf 'Admin password: unchanged; read it from %s/.env on the server.\n' "$INSTALL_DIR"
+  fi
 }
 
 main() {