Update both injection paths to reflect the 7-phase workflow with the
mandatory plan agent handoff in step 7. The keyword detector now lists
all 8 enumerated steps including the explicit "do not write the plan
yourself" guidance, and the /hyperplan command template references the
7-phase workflow count.
Generated with assistance of [OhMyOpenCode](https://github.com/code-yeongyu/oh-my-opencode).