feat(response): allow multiple css files

2 files changed, 10 insertions, 5 deletions

diff --git a/README.md b/README.md
index ee65daa..4196ab9 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,7 @@ ROOT=gemini://fuwn.me
 
 ### `CSS_EXTERNAL`
 
-An external CSS file to apply to the HTML response.
+A comma-seperated list of external CSS files to apply to the HTML response.
 
 If no `CSS_EXTERNAL` is provided, there will be no styling done to the HTML
 response.
diff --git a/src/response.rs b/src/response.rs
index 547cf12..393e3b8 100644
--- a/src/response.rs
+++ b/src/response.rs
@@ -141,10 +141,15 @@ pub async fn default(
   // Try to add an external stylesheet from the `CSS_EXTERNAL` environment
   // variable.
   if let Ok(css) = var("CSS_EXTERNAL") {
-    html_context.push_str(&format!(
-      "<link rel=\"stylesheet\" type=\"text/css\" href=\"{}\">",
-      css
-    ));
+    let stylesheets =
+      css.split(',').filter(|s| !s.is_empty()).collect::<Vec<_>>();
+
+    for stylesheet in stylesheets {
+      html_context.push_str(&format!(
+        "<link rel=\"stylesheet\" type=\"text/css\" href=\"{}\">",
+        stylesheet,
+      ));
+    }
   }
 
   // Try to add an external favicon from the `FAVICON_EXTERNAL` environment