diff --git a/README.md b/README.md
index 7e24acd..569d55c 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 Lossless conversion between **Atlassian Document Format** (ADF), an extended markdown flavour, and
 an HTML dialect.
 
-**Status: specification only, no code yet.** Plan: `todo.md`. Decisions: `AGENTS.md`.
+**Status: scaffold only, no conversion code yet.** Plan: `todo.md`. Decisions: `AGENTS.md`.
 
 ## What it is for
 
diff --git a/ci.sh b/ci.sh
index 33e0a62..3d17b21 100755
--- a/ci.sh
+++ b/ci.sh
@@ -7,4 +7,10 @@ in_node() { docker run --rm -u "$(id -u):$(id -g)" -e HOME=/tmp -v "$PWD:/app" -
 
 in_node npm ci
 in_node npm run typecheck
-in_node npm test
+
+test_output=$(in_node npm test)
+printf '%s\n' "$test_output"
+if printf '%s' "$test_output" | grep -q 'ℹ tests 0'; then
+  echo 'the gate ran zero tests — failing instead of a vacuous green'
+  exit 1
+fi
diff --git a/renovate.json b/renovate.json
index e20f1d5..1c7b4c6 100644
--- a/renovate.json
+++ b/renovate.json
@@ -1,23 +1,25 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": ["config:recommended"],
   "automerge": true,
   "customManagers": [
     {
       "customType": "regex",
+      "datasourceTemplate": "docker",
+      "depNameTemplate": "node",
       "description": "Pin the node image ci.sh runs",
       "managerFilePatterns": ["ci.sh"],
       "matchStrings": ["node:(?<currentValue>[0-9][^\\s\"']*)"],
-      "depNameTemplate": "node",
-      "datasourceTemplate": "docker"
+      "versioningTemplate": "docker"
     },
     {
       "customType": "regex",
+      "datasourceTemplate": "docker",
+      "depNameTemplate": "renovate/renovate",
       "description": "Pin the Renovate image the Renovate workflow runs",
       "managerFilePatterns": [".gitea/workflows/renovate.yml"],
       "matchStrings": ["renovate/renovate:(?<currentValue>[0-9][^\\s\"']*)"],
-      "depNameTemplate": "renovate/renovate",
-      "datasourceTemplate": "docker"
+      "versioningTemplate": "docker"
     }
-  ]
+  ],
+  "extends": ["config:recommended"]
 }