diff --git a/.github/workflows/mobile.yml b/.github/workflows/mobile.yml
index 5af2ed16c22..01436186622 100644
--- a/.github/workflows/mobile.yml
+++ b/.github/workflows/mobile.yml
@@ -64,7 +64,7 @@ jobs:
             echo "TYPECHECK_BASELINE_BASE_PATH=$base_baseline" >> "$GITHUB_ENV"
             echo "Mobile growth guard ACTIVE against $BASE_SHA."
           else
-            echo "Mobile base has no baseline; this is the introducing PR, growth guard INACTIVE."
+            echo "::warning::Mobile growth guard INACTIVE: base $BASE_SHA has no baseline yet. Expected only on the PR that introduces it."
           fi
 
       - name: Setup Node.js
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index a8fb02bc924..f6625066e01 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -232,7 +232,7 @@ jobs:
             echo "TYPECHECK_BASELINE_BASE_PATH=$base_baseline" >> "$GITHUB_ENV"
             echo "E2E growth guard ACTIVE against $BASE_SHA."
           else
-            echo "E2E base has no baseline; this is the introducing PR, growth guard INACTIVE."
+            echo "::warning::E2E growth guard INACTIVE: base $BASE_SHA has no baseline yet. Expected only on the PR that introduces it."
           fi
 
       - uses: ./.github/actions/install-node-dependencies
diff --git a/config/scripts/typecheck-diagnostic-baseline.mjs b/config/scripts/typecheck-diagnostic-baseline.mjs
index 727b686a55f..16fb9a73a6d 100644
--- a/config/scripts/typecheck-diagnostic-baseline.mjs
+++ b/config/scripts/typecheck-diagnostic-baseline.mjs
@@ -139,7 +139,8 @@ function subtractDiagnostics(left, right) {
 /** Failures here are routine, so the message carries its own fix. */
 function regenerationHint() {
   const argv = process.argv.slice(2).filter((value) => value !== '--write')
-  return `Regenerate with: node ${relative(repoRoot, import.meta.filename)} ${argv.join(' ')} --write`
+  // Relative to the caller, not the repo: mobile runs this from mobile/.
+  return `Regenerate with: node ${relative(process.cwd(), import.meta.filename)} ${argv.join(' ')} --write`
 }
 
 function formatDiagnostic(diagnostic) {