chore: add .dockerignore to prevent node_modules conflicts during build

.dockerignore

@@ -0,0 +1,40 @@
+# Dependencies
+node_modules
+.pnpm-store
+
+# Build output
+.next
+.nuxt
+dist
+build
+
+# Git
+.git
+.gitignore
+
+# Environment
+.env
+.env.local
+.env.*.local
+
+# IDE
+.vscode
+.idea
+*.swp
+*.swo
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Logs
+*.log
+npm-debug.log*
+
+# Testing
+coverage
+.nyc_output
+
+# Misc
+README.md
+*.md