feat: first utils

.gitignore

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+# Logs
+logs
+*.log
+run-tests.sh
+
+# Runtime data
+pids
+*.pid
+*.seed
+
+# github pages site
+_site
+
+#transient test cases
+examples/nosave.*.js
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul and nyc
+coverage
+.nyc_output/
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directory
+# https://www.npmjs.org/doc/misc/npm-faq.html#should-i-check-my-node_modules-folder-into-git
+node_modules
+
+.DS_Store
+
+examples/*
+
+create_db.sql
+
+.vscode
+
+.env.*
+.env
+
+test/postgres-data
+db/remove-account.sh