Summary

• add task contract guidance and Goal-mode continuation instructions for agent-style tasks
• keep provider credentials under the Reasonix home .env even when REASONIX_STATE_HOME is set
• import legacy state-home .env credentials non-destructively during migration

Tests

• go test ./internal/control
• go test ./internal/config ./internal/boot
• go test ./cmd/e2ebench
• real DeepSeek provider smoke and e2e suite: 5/5 passed

Notes

• Draft PR for review; no credentials or local-only paths are included in the changes.