project tool: end the prompt with a period, plan-friendly opencode prompt

The model sends the description without a final period, so the prompt
read "...tool Fill in". opencode now starts in its plan agent, which
cannot edit, so its prompt asks for a proposal instead.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/docs/superpowers/plans/2026-10-19-project-tool.md b/docs/superpowers/plans/2026-10-19-project-tool.md
index 9e2b95f..7d10a88 100644
--- a/docs/superpowers/plans/2026-10-19-project-tool.md
+++ b/docs/superpowers/plans/2026-10-19-project-tool.md
@@ -197,8 +197,11 @@ fi
 # kitty-{kitty_pid}), else a new window.
 # ponytail: focuses some kitty window, not necessarily the one with the new
 # tab when several are open; match by kitty's window id if that bites.
-prompt="New project: $desc Fill in AGENTS.md and README.md from this, then wait."
-[ "$agent" = claude ] && run=(claude "$prompt") || run=(opencode --prompt "$prompt")
+prompt="New project: ${desc%.}. Fill in AGENTS.md and README.md from this, then wait."
+# opencode starts in its plan agent (default_agent in its config), which
+# cannot edit: it proposes, the user switches to build to write.
+[ "$agent" = claude ] && run=(claude "$prompt") ||
+    run=(opencode --prompt "New project: ${desc%.}. Read AGENTS.md and README.md and propose what they should say, then wait.")
 how=window
 for s in $(ls -t "${XDG_RUNTIME_DIR:-/tmp}"/kitty-* 2>/dev/null); do
     if "$kitty" @ --to "unix:$s" launch --type=tab --cwd="$dir" "${run[@]}" >/dev/null 2>&1; then