chore: sync all local changes and new files

- Update next.config.ts
- Add netlify.toml, Docker configs, e2e tests
- Add env templates, docs (README, ROADMAP, TODO)
- Add vitest/playwright test configs
- Add component and lib tests
- Add install script, portainer env template
- Update .gitignore (tsbuildinfo, deno.lock, dev.db)

.gitignore

@@ -43,6 +43,16 @@ coverage/
 *.sql
 !infrastructure/postgres/init.sql
 
+# TypeScript
+*.tsbuildinfo
+
+# Deno (not used in this project)
+deno.lock
+
+# SQLite dev database
+prisma/dev.db
+prisma/dev.db-journal
+
 # Claude (workspace config, not project code)
 .claude/*
 !.claude/commands/