From f537390443b44fbbf9689fdf48cec2469c62cf38 Mon Sep 17 00:00:00 2001
From: Phil Hawksworth <phil@deno.com>
Date: Thu, 16 Jan 2025 15:04:05 +0000
Subject: [PATCH 1/4] begin convention for separating expensive tasks

---
 _config.ts | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/_config.ts b/_config.ts
index 23ef3a419..c5ff8bec3 100644
--- a/_config.ts
+++ b/_config.ts
@@ -184,6 +184,19 @@ site.scopedUpdates(
   (path) => path.startsWith("/api/deno/"),
 );
 
+// Do more expensive operations if we're building the full site
+if (Deno.env.get("BUILD_TYPE") == "FULL") {
+  console.log("Including resource-heavy operations in the build");
+
+  // Use Lume's built in date function to get the last modified date of the file
+  // This will replace the default date exposed to the page layouts
+  site.data("date", "Git Last Modified");
+
+  // Generate Open Graph images
+  // TODO: Add custom OG iomage generation
+  // site.use(ogImages());
+}
+
 const SKIP_CHECK_URLS = (Deno.env.get("SKIP_CHECK_URLS") || "false")
   .toLowerCase();
 

From 59683142caae940f2df7cf6ecba70d5dcaf434c2 Mon Sep 17 00:00:00 2001
From: Phil Hawksworth <phil@deno.com>
Date: Thu, 16 Jan 2025 15:04:29 +0000
Subject: [PATCH 2/4] add full build type

---
 deno.json | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/deno.json b/deno.json
index 99d6eeaf7..ebdc6752e 100644
--- a/deno.json
+++ b/deno.json
@@ -15,10 +15,11 @@
   },
   "tasks": {
     "serve": "deno run -A lume.ts -s",
+    "serve:full": "BUILD_TYPE=FULL deno run -A lume.ts -s",
     "serve:no_logs": "LUME_LOGS=WARN SKIP_CHECK_URLS=true deno run -A lume.ts -s",
     "start": "deno task serve",
     "dev": "deno task serve",
-    "build": "deno run -A lume.ts",
+    "build": "BUILD_TYPE=FULL deno run -A lume.ts",
     "debug": "deno task build && deno task prod",
     "prod": "cd _site && deno run --allow-read --allow-env --allow-net server.ts",
     "reference": "cd reference_gen && deno task types && deno task doc",

From 2f9c831acfad469a9079182ecb0ffafe5bafd888 Mon Sep 17 00:00:00 2001
From: Phil Hawksworth <phil@deno.com>
Date: Thu, 16 Jan 2025 15:04:41 +0000
Subject: [PATCH 3/4] show modified date

---
 _includes/doc.tsx | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/_includes/doc.tsx b/_includes/doc.tsx
index 736456c28..221f99e01 100644
--- a/_includes/doc.tsx
+++ b/_includes/doc.tsx
@@ -19,6 +19,14 @@ export default function Page(props: Lume.Data, helpers: Lume.Helpers) {
     throw new Error("Missing sidebar for " + props.url);
   }
 
+  function displayDate(date: string) {
+    return new Date(date).toLocaleDateString("en-US", {
+      year: "numeric",
+      month: "short",
+      day: "numeric",
+    });
+  }
+
   function walk(
     sidebarItems: SidebarItem[],
   ): [SidebarItem[], number] | undefined {
@@ -153,6 +161,11 @@ export default function Page(props: Lume.Data, helpers: Lume.Helpers) {
                   }}
                 >
                 </h1>
+
+                <div class="text-sm mt-0 mb-8 text-foreground-secondary">
+                  Last updated: {displayDate(props.date.toISOString())}
+                </div>
+
                 {props.available_since && (
                   <div class="bg-gray-200 rounded-md text-sm py-3 px-4 mb-4 font-semibold">
                     Available since {props.available_since}

From 0607a1d19642e20d05b6c12a7c9464fe969dbdad Mon Sep 17 00:00:00 2001
From: Phil Hawksworth <phil@deno.com>
Date: Thu, 23 Jan 2025 13:10:42 +0000
Subject: [PATCH 4/4] revised modified date format

---
 _includes/doc.tsx | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/_includes/doc.tsx b/_includes/doc.tsx
index 221f99e01..54bded777 100644
--- a/_includes/doc.tsx
+++ b/_includes/doc.tsx
@@ -19,12 +19,8 @@ export default function Page(props: Lume.Data, helpers: Lume.Helpers) {
     throw new Error("Missing sidebar for " + props.url);
   }
 
-  function displayDate(date: string) {
-    return new Date(date).toLocaleDateString("en-US", {
-      year: "numeric",
-      month: "short",
-      day: "numeric",
-    });
+  function displayDate(date: Date): string {
+    return date.toISOString().slice(0, 10);
   }
 
   function walk(
@@ -163,7 +159,7 @@ export default function Page(props: Lume.Data, helpers: Lume.Helpers) {
                 </h1>
 
                 <div class="text-sm mt-0 mb-8 text-foreground-secondary">
-                  Last updated: {displayDate(props.date.toISOString())}
+                  Last updated: {displayDate(props.date)}
                 </div>
 
                 {props.available_since && (