- Fix railway/gptme.sh calling nonexistent inject_env_vars_railway (should be inject_env_vars)
- Railway README: add missing NanoClaw and gptme agent entries
- Northflank README: add missing NanoClaw, Goose, Codex CLI, Open Interpreter, Gemini CLI agent entries and Environment Variables table
- Hyperstack README: restructure to match standard format with Agents section, use openrouter.ai/lab/spawn URLs instead of raw GitHub URLs, add 6 missing agents (Amazon Q, Cline, gptme, OpenCode, Plandex, Kilo Code), add Environment Variables table and Non-Interactive Mode section
Agent: ux-engineer
Co-authored-by: A <6723574+louisgv@users.noreply.github.com>
Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>