Fix freshness & freshness checker

Author: josh-collinsworth

deploy/index.md

@@ -1,5 +1,5 @@
 ---
-last_modified: 2026-03-20
+last_modified: 2026-07-09
 title: "About Deno Deploy"
 description: "Guide to Deno Deploy features, comparison with Deploy Classic, and getting started instructions for deployment."
 ---

runtime/getting_started/installation.md

@@ -1,5 +1,5 @@
 ---
-last_modified: 2026-06-17
+last_modified: 2026-07-09
 title: Installation
 description: "A Guide to installing Deno on different operating systems. Includes instructions for Windows, macOS, and Linux using various package managers, manual installation methods, and Docker containers."
 oldUrl:

runtime/index.md

@@ -1,5 +1,5 @@
 ---
-last_modified: 2026-05-28
+last_modified: 2026-07-09
 title: "Get started with Deno"
 description: "Install Deno and build your first project: why Deno, install, create, run, test, add a dependency, and use the built-in toolchain. No build step, no config."
 pagination_next: /runtime/getting_started/installation/

sandbox/getting_started.md

@@ -1,5 +1,5 @@
 ---
-last_modified: 2026-01-28
+last_modified: 2026-07-09
 title: "Getting started"
 description: "Step-by-step walkthrough for enabling Deno Sandbox, creating your first microVM, running commands, exposing services, and managing secrets."
 ---

scripts/check_freshness.ts

@@ -84,12 +84,14 @@ async function main() {
   const today = new Date().toISOString().slice(0, 10);
   const violations: string[] = [];
 
+  // Diff the merge-base against the working tree (not HEAD), so local runs
+  // see uncommitted edits and date bumps; in CI the tree matches HEAD anyway.
   // -M detects renames; status is e.g. "M", "A", "D", "R095".
   const nameStatus = await git(
     "diff",
     "--name-status",
     "-M",
-    `${mergeBase}..HEAD`,
+    mergeBase,
   );
 
   for (const line of nameStatus.split("\n")) {
@@ -103,7 +105,7 @@ async function main() {
     const newPath = isRename ? parts[2] : parts[1];
     if (!isDoc(newPath)) continue;
 
-    const headContent = await showFile("HEAD", newPath);
+    const headContent = await Deno.readTextFile(newPath).catch(() => null);
     const baseContent = status === "A"
       ? null
       : await showFile(mergeBase, oldPath);