Add infrastructure setup artifacts (Feb 1-3)

Session notes covering Gitea-Coolify webhook fixes, NocoDB/Vaultwarden
credentials, Stalwart mail server setup, Snappymail config, WhyRating
databases and email, CloudBeaver deployment, and Turbostarter setup.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.artifacts/2026-02-02_00-15_stalwart-admin-credentials.md

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+# Stalwart Mail Admin Credentials
+
+**Date:** 2026-02-02 00:15
+**Context:** Stalwart Mail server initial setup credentials
+
+## Admin Credentials
+
+| Field | Value |
+|-------|-------|
+| **Username** | `admin` |
+| **Password** | `QfKYjCJdxu` |
+| **Admin URL** | `http://192.168.1.3:8081` |
+| **Service UUID** | `kw00kok0w0s8gcok008gk04k` |
+
+## Status
+
+- Container: `stalwart-kw00kok0w0s8gcok008gk04k`
+- Status: Running but unhealthy (needs healthcheck review)
+
+## Related
+
+- Snappymail Webmail: `http://192.168.1.3:8082`
+- Coolify Service: `http://192.168.1.3:8000/service/kw00kok0w0s8gcok008gk04k`