chore(monorepo): import hmwebviewer history at a717900

git-subtree-dir: apps/viewer-3d
git-subtree-mainline: 5e10bb1be4
git-subtree-split: a71790070d

apps/viewer-3d/.claude/hooks/progress-nudge.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+# PostToolUse hook (Edit|Write) — nudge to update PROGRESS.md when runtime code changes.
+# Reads the tool call JSON from stdin; if the touched file is under src/ or tools/,
+# emit a one-line reminder. Non-zero/empty output otherwise.
+input="$(cat)"
+path="$(printf '%s' "$input" | grep -o '"file_path"[[:space:]]*:[[:space:]]*"[^"]*"' | head -1 | sed 's/.*"file_path"[[:space:]]*:[[:space:]]*"//;s/"$//')"
+case "$path" in
+  *"/src/"*|*"/tools/"*)
+    echo "Edited runtime code ($path). If a PLAN.md task finished, run /report to update PROGRESS.md and flip its status."
+    ;;
+esac
+exit 0