Enhance database management scripts and update configurations

- Added importdb and importinv scripts for database import functionality.
- Improved dumpdb script for better error handling and output management.
- Updated .gitignore to include CSV files.
- Changed phpfpm service to use bash instead of ash.
- Modified docker-compose.yml to expose Redis and adjust Nginx port.
- Updated OpenSSL configuration for improved security settings.

bin/importdb

@@ -0,0 +1,34 @@
+#!/bin/bash
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+PROJECT_DIR="$(dirname "$SCRIPT_DIR")"
+
+export $(grep -v '^#' "$PROJECT_DIR/.env.db" | xargs)
+
+cd "$PROJECT_DIR"
+
+if [[ $# -lt 1 ]]; then
+    echo "Usage: bin/importdb <file.sql|file.sql.gz>" >&2
+    exit 1
+fi
+
+SQL_FILE="$1"
+
+if [[ ! -f "$SQL_FILE" ]]; then
+    echo "Error: File not found: $SQL_FILE" >&2
+    exit 1
+fi
+
+echo "Dropping and recreating database '${MARIADB_DATABASE}'..."
+docker compose exec -T db mariadb -u root -p"${MARIADB_ROOT_PASSWORD}" \
+    --execute "DROP DATABASE IF EXISTS \`${MARIADB_DATABASE}\`; CREATE DATABASE \`${MARIADB_DATABASE}\`;"
+
+echo "Importing ${SQL_FILE} into '${MARIADB_DATABASE}'..."
+if [[ "$SQL_FILE" == *.sql.gz ]]; then
+    gunzip -c "$SQL_FILE" | docker compose exec -T db mariadb -u root -p"${MARIADB_ROOT_PASSWORD}" "${MARIADB_DATABASE}"
+else
+    docker compose exec -T db mariadb -u root -p"${MARIADB_ROOT_PASSWORD}" "${MARIADB_DATABASE}" < "$SQL_FILE"
+fi
+
+echo "Done: Database '${MARIADB_DATABASE}' imported successfully."