furry v2, along with some other changes

#philosophy tag got renamed to #shower to reflect what the category was called
this may result in changes in your feed

src/generate/doc.rs

@@ -108,6 +108,10 @@ pub struct DocDir {
 impl DocDir {
     #[instrument("DocDir::content", skip(self))]
     pub fn content(&self, path: &VPath) -> Option<Content> {
+        if !matches!(path.extension(), None | Some("dj")) {
+            return None;
+        }
+
         if let Some(file_id) = self
             .sources
             .treehouse

src/generate/tree.rs

@@ -159,10 +159,16 @@ impl TreehouseDir {
 
     #[instrument("TreehouseDir::content", skip(self))]
     fn content(&self, path: &VPath) -> Option<Content> {
+        let path = if path.extension() == Some("tree") {
+            path.with_extension("")
+        } else {
+            path.to_owned()
+        };
+
         let path = if path.is_root() {
             VPath::new_const("index")
         } else {
-            path
+            &path
         };
 
         self.sources