Exclude local credentials, private data, and generated artifacts

Import the existing local project snapshot. This commit organizes existing files; it does not represent newly developed functionality.

.gitignore

@@ -0,0 +1,77 @@
+# Local secrets and authenticated sessions
+.env
+.env.*
+!.env.example
+!.env.*.example
+!.env.sample
+!.env.template
+*.session
+*.session-*
+*.rp
+*.bale
+*.pem
+*.key
+*.pfx
+*.p12
+*.kdbx
+.admin-credentials*
+credentials.json
+ACCOUNTS.md
+cookies.*
+id_rsa
+id_ed25519
+
+# Private runtime data and logs
+*.db
+*.db-*
+*.sqlite*
+*.log
+*.pid
+nohup*.out
+out.txt
+downloads/
+later-downloads/
+dl_tmp/
+queue/
+uploads/
+
+# Dependencies, builds, caches, and local agent state
+node_modules/
+.venv/
+venv/
+env/
+__pycache__/
+*.py[cod]
+.pytest_cache/
+.next/
+.next-dev/
+dist/
+build/
+target/
+.cache/
+.npm-cache/
+.playwright-mcp/
+test-results/
+coverage/
+*.tsbuildinfo
+.antigravitycli/
+.claude/
+.agents/
+.codex/
+
+# Unreviewed archives and generated platform binaries
+*.zip
+*.tar
+*.tgz
+*.gz
+*.br
+*.7z
+*.rar
+*.exe
+*.dll
+*.node
+*.so
+.DS_Store
+
+# Private vault database and stored user snippets
+/vault/data/