feat(usable): integrate current dbtool implementation snapshot

Co-Authored-By: Paperclip <noreply@paperclip.ing>

scripts/qa/test-failure-path-fixtures.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [ "$#" -gt 1 ]; then
+  echo "usage: scripts/qa/test-failure-path-fixtures.sh [format|sidecar|all]" >&2
+  exit 2
+fi
+
+scope="${1:-all}"
+root_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
+
+run_fixture() {
+  local label="$1"
+  local script_path="$2"
+
+  echo "==> ${label}"
+  "$script_path"
+}
+
+case "$scope" in
+  format)
+    run_fixture "failure-path markdown format fixture" \
+      "$root_dir/scripts/qa/test-failure-path-evidence-format.sh"
+    ;;
+  sidecar)
+    run_fixture "failure-path sidecar fixture" \
+      "$root_dir/scripts/qa/test-failure-path-evidence-sidecar.sh"
+    ;;
+  all)
+    run_fixture "failure-path markdown format fixture" \
+      "$root_dir/scripts/qa/test-failure-path-evidence-format.sh"
+    run_fixture "failure-path sidecar fixture" \
+      "$root_dir/scripts/qa/test-failure-path-evidence-sidecar.sh"
+    ;;
+  *)
+    echo "error: scope must be one of: format, sidecar, all" >&2
+    exit 3
+    ;;
+esac
+
+echo "all requested failure-path fixtures passed"