test: add P1 manual configuration walkthrough

scripts/p1-manual-acceptance.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+set -euo pipefail
+repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd -P)"
+if [[ $# -ne 1 || ! "$1" =~ ^(prepare|serve|stop|cleanup)$ ]]; then
+  printf 'usage: %s prepare|serve|stop|cleanup
+' "$0" >&2
+  exit 2
+fi
+if [[ "$1" == prepare ]]; then
+  for command in node npm git curl unzip zipinfo lsof; do
+    command -v "$command" >/dev/null || { printf 'missing prerequisite: %s
+' "$command" >&2; exit 127; }
+  done
+  for path in scripts/p1-acceptance.sh scripts/test-p1-acceptance.sh backend/scripts/p1-acceptance.mjs; do
+    [[ -f "$repo_root/$path" ]] || { printf 'Task 8 prerequisite missing: %s
+' "$path" >&2; exit 1; }
+  done
+  npm --prefix "$repo_root/backend" run build
+fi
+exec node "$repo_root/backend/scripts/p1-manual-acceptance.mjs" "$1"

scripts/test-p1-manual-acceptance.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+set -euo pipefail
+repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd -P)"
+npm --prefix "$repo_root/backend" run build
+node --test   "$repo_root/backend/scripts/p1-manual-acceptance.test.mjs"   "$repo_root/backend/scripts/p1-render-snapshot.test.mjs"