Blog
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119 One-Click Templates: From WordPress to Ollama
How we built a YAML-based template system with variable substitution, dependency ordering, and 119 production-ready templates covering databases, CMS, AI/ML, and more.
Docker Compose on a PaaS: Parsing, Validating, Deploying
How we added Docker Compose support to sh0 -- parsing Compose v3 YAML, validating dependencies, detecting circular references, and deploying multi-service stacks.
Backup Engine: AES-256-GCM, 13 Storage Providers, and FTP Nightmares
Building a backup engine with pluggable storage, AES-256-GCM encryption, 13 storage providers via OpenDAL -- and the IPv6 FTP bug that forced us to write our own client.
Autoscaling in Rust: CPU Thresholds, Cooldowns, and Load Balancing
How we built horizontal scaling with Caddy load balancing, replica container management, and an autoscaler that evaluates CPU/memory thresholds with configurable cooldowns.
Auth in Rust: Argon2id, JWT, TOTP, and API Keys
Building a complete authentication system in Rust: Argon2id password hashing, HS256 JWT tokens, TOTP 2FA with backup codes, API key generation, and AES-256-GCM encryption.
We Audited Our Own Platform and Found 88 Security Issues
We ran 4 comprehensive security audits on our own PaaS and found 88 issues -- 9 critical, 12 high, 45 medium. Here is every finding, every fix, and what we learned.
Migrating from localStorage Tokens to HTTP-Only Cookies
How we migrated sh0's authentication from localStorage JWT tokens to HTTP-only cookies with CSRF double-submit protection -- and why every self-hosted tool should do the same.
Preventing Command Injection in a PaaS
A PaaS runs user-provided commands by design. Here is how we built validate_command() to prevent shell injection in cron jobs, deploy hooks, and Docker exec.
Building a Production Dashboard with Svelte 5 in 48 Hours
How we built sh0's production dashboard -- dark/light themes, 5-language i18n, real-time WebSocket logs, and 7 core pages -- using Svelte 5 runes and TailwindCSS 4 in 48 hours.
From Flat Lists to Stacks: Redesigning Our Entire UX
We threw away our flat app/database list UI and rebuilt around project-scoped stacks with a dual sidebar, context navigation, and cPanel-style sections.
The Deploy Hub: 183 Options, One Page
How we built a Softaculous-style deploy hub with 183 options across 5 categories, 7 deploy form components, and a split-panel UX.
Why I Chose AI Over Hiring
I am a solo founder running ZeroSuite from West Africa. Hiring five specialists was never an option. So I appointed an AI as CTO -- and it changed everything about what one person can build.