chore(submodules): miracles deploy-package hygiene; PMM micro-trade scenario

- miracles_in_motion: untrack api/deploy-package tsc emit (zip layout from api/dist).
- cross-chain-pmm-lps: add gas-budgeted micro-trade scenario JSON + doc.
- surgical-clean-submodule-artifacts.sh: miracles_in_motion step; SUBMODULE_HYGIENE note.

Made-with: Cursor

scripts/maintenance/surgical-clean-submodule-artifacts.sh

@@ -6,6 +6,7 @@
 #   the-order            — gitignore + untrack tsc emit under packages/*/src (outDir is dist/)
 #   smom-dbis-138        — gitignore + untrack Foundry artifacts/
 #   metamask-integration — root .gitignore dist/ + git rm --cached dist/ (tsc outDir)
+#   miracles_in_motion   — api/deploy-package tsc copy target: ignore + untrack *.js/*.map/*.d.ts (keep host.json, package.json)
 #
 # Idempotent: safe to re-run after commits already landed (no-op if nothing tracked).
 #
@@ -96,6 +97,24 @@ clean_metamask_integration() {
   git -C "$sub" rm -r -f --cached dist/ 2>/dev/null || true
 }
 
+clean_miracles_in_motion() {
+  local sub="$ROOT/miracles_in_motion"
+  [[ -d "$sub/.git" ]] || return 0
+  local files
+  files=$(git -C "$sub" ls-files 2>/dev/null | grep '^api/deploy-package/' | grep -vE '(host\.json|package\.json)$' || true)
+  if [[ -z "${files// }" ]]; then
+    log "miracles_in_motion: no tracked deploy-package emit (OK)"
+    return 0
+  fi
+  n=$(echo "$files" | grep -c . || true)
+  if $DRY; then
+    log "miracles_in_motion: would git rm --cached deploy-package emit ($n files)"
+    return 0
+  fi
+  log "miracles_in_motion: git rm --cached deploy-package emit ($n files)"
+  echo "$files" | xargs -r git -C "$sub" rm -f --cached
+}
+
 if ! grep -q '^artifacts/' "$ROOT/smom-dbis-138/.gitignore" 2>/dev/null; then
   log "WARN: smom-dbis-138/.gitignore should contain 'artifacts/' (add before next commit)"
 fi
@@ -103,6 +122,7 @@ fi
 clean_the_order
 clean_smom
 clean_metamask_integration
+clean_miracles_in_motion
 
 log "Done. Run: bash scripts/verify/submodules-clean.sh"
 log "Other submodules with only source/config edits need manual commit or stash (not touched here)."