chore: replace .npmrc with biome.json, add package-lock.json for dependency management

This update introduces `biome` configuration for formatting and linting, while re-adding `package-lock.json` to ensure consistent package resolutions.

Author: erikyo

.editorconfig

@@ -0,0 +1,15 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 2
+indent_style = space
+insert_final_newline = true
+max_line_length = 240
+tab_width = 2
+trim_trailing_whitespace = true
+
+[{*.markdown,*.md}]
+indent_size = 4
+tab_width = 4

.gitignore

@@ -1,5 +1,87 @@
-/node_modules
-/lib
-/@types
-npm-debug.log
-.DS_Store
+### Node template
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# node-waf configuration
+.lock-wscript
+
+# Dependency directories
+node_modules/
+
+# Builded files
+lib/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+web_modules/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Intellij
+.idea
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variable files
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+
+# Gatsby files
+.cache/
+# Comment in the public line in if your project uses Gatsby and not Next.js
+# https://nextjs.org/blog/next-9-1#public-directory-support
+# public
+
+# vuepress build output
+.vuepress/dist
+
+# vuepress v2.x temp and cache directory
+.temp
+.cache
+
+# yarn v2
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*
+
+.npmrc
+
+## Angular
+.angular

.npmignore

@@ -1,4 +1,6 @@
 /test
 /src
-.eslintrc.js
+biome.json
 .gitignore
+tsdown.config.ts
+.editorconfig

.npmrc

@@ -0,0 +1,21 @@
+{
+	"$schema": "https://biomejs.dev/schemas/2.0.5/schema.json",
+	"formatter": {
+		"enabled": true
+	},
+	"linter": {
+		"enabled": true
+	},
+	"json": {
+		"formatter": {
+			"enabled": false
+		}
+	},
+	"assist": {
+		"actions": {
+			"source": {
+				"organizeImports": "on"
+			}
+		}
+	}
+}