diff --git a/generate_feed.py b/generate_feed.py
new file mode 100755
index 00000000..b6c687af
--- /dev/null
+++ b/generate_feed.py
@@ -0,0 +1,55 @@
+#!/usr/bin/env python3
+
+from datetime import datetime
+
+import lxml.html
+from lxml import etree
+
+document = lxml.html.parse("static_tmp/releases.html").getroot()
+releases = document.body.cssselect("#changelog h3")
+
+updated = None
+entries = []
+
+for release in releases:
+ title = release.attrib["id"]
+ time = datetime.strptime(title, "%Y.%m.%d.%H").isoformat() + "Z"
+ if updated is None:
+ updated = time
+ content = []
+ element = release.getnext()
+ while element is not None and element.tag != "h3":
+ content.append(etree.tostring(element).decode())
+ element = element.getnext()
+ entry = f"""\
+
+ https://grapheneos.org/releases#{title}
+
+ {title}
+ {time}
+
+
+ {"".join(content)}
+
+
+ """
+ entries.append(entry)
+
+feed = f"""
+
+ https://grapheneos.org/releases#changelog
+
+
+ GrapheneOS changelog
+ {updated}
+
+ GrapheneOS
+ contact@grapheneos.org
+ https://grapheneos.org/
+
+ {"".join(entries)}
+
+"""
+
+with open("static_tmp/releases.atom", "w") as f:
+ f.write(feed)
diff --git a/nginx/nginx.conf b/nginx/nginx.conf
index 62fdd854..6b2871c5 100644
--- a/nginx/nginx.conf
+++ b/nginx/nginx.conf
@@ -156,7 +156,7 @@ http {
gzip_static off;
}
- location ~ "\.(json|pdf|txt|xml)$" {
+ location ~ "\.(atom|json|pdf|txt|xml)$" {
include /etc/nginx/snippets/security-headers.conf;
add_header Cache-Control "public, max-age=1800";
}
diff --git a/process_static b/process_static
index 66f3efc9..4a941751 100755
--- a/process_static
+++ b/process_static
@@ -12,10 +12,16 @@ for file in static_tmp/**/*.@(json|webmanifest); do
json_reformat -m < "$file" | sponge "$file"
done
-find static_tmp -name '*.xml' -exec xmllint --noblanks {} --output {} \;
-find static_tmp -name '*.css' -exec csso {} -o {} \;
find static_tmp -name '*.html' -exec html-minifier --collapse-whitespace --process-scripts "application/ld+json" --collapse-boolean-attributes --remove-attribute-quotes --remove-comments --remove-empty-attributes --remove-redundant-attributes --remove-script-type-attributes --remove-style-link-type-attributes --sort-attributes --sort-class-name {} -o {} \;
+
+./generate_feed.py
+
+for file in static_tmp/**/*.@(atom|xml); do
+ xmllint --noblanks "$file" --output "$file"
+done
+
+find static_tmp -name '*.css' -exec csso {} -o {} \;
find static_tmp -name '*.js' -exec terser --module -cmo {} {} \;
-find static_tmp -regex '\(.+/LICENSE\|.+\.\(css\|html\|ico\|js\|json\|pdf\|svg\|txt\|webmanifest\|xml\)\)' \
+find static_tmp -regex '\(.+/LICENSE\|.+\.\(atom\|css\|html\|ico\|js\|json\|pdf\|svg\|txt\|webmanifest\|xml\)\)' \
-exec zopfli {} \; -exec touch -r {} {}.gz \; \
-exec brotli -k {} \;
diff --git a/static/releases.html b/static/releases.html
index fb39aa80..779d45aa 100644
--- a/static/releases.html
+++ b/static/releases.html
@@ -24,6 +24,7 @@
+