feat: release contextual omnichannel customer platform

Add Telegram, WhatsApp and email account management, realtime messaging, contextual multilingual AI, customer intelligence, knowledge workflows, enterprise controls, a unified design system and complete repository documentation.

.gitignore

@@ -1,13 +1,54 @@
-node_modules
-dist
-dist-ssr
+# Dependencies and build output
+node_modules/
+**/node_modules/
+dist/
+**/dist/
+dist-ssr/
+coverage/
+.vite/
+
+# Local configuration and secrets
 .env
-server/.env
+.env.*
+!.env.example
 *.local
-.env.local
-.env.*.local
+*.pem
+*.key
+id_rsa*
+id_ed25519*
+
+# Runtime data
+.smoke-data/
+**/.smoke-data/
+data/
+uploads/
+storage/
+*.db
+*.sqlite
+*.sqlite3
+*.dump
+*.sql
+
+# Test and diagnostic output
+playwright-report/
+test-results/
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.smoke-*.log
+
+# Archives and local backups
+*.zip
+*.7z
+*.tar
+*.tar.gz
+backups/
+
+# Editors and OS metadata
 .DS_Store
-.idea
+Thumbs.db
+.idea/
 .vscode/*
 !.vscode/extensions.json
-npm-debug.log*
+.claude/