wip: start to refactor out hot reloading from packages

Also implement alternative simpler template system

packages/rsx/src/ifmt.rs

@@ -19,6 +19,15 @@ pub struct IfmtInput {
     pub segments: Vec<Segment>,
 }
 
+impl IfmtInput {
+    pub fn is_static(&self) -> bool {
+        match self.segments.as_slice() {
+            &[Segment::Literal(_)] => true,
+            _ => false,
+        }
+    }
+}
+
 impl IfmtInput {
     pub fn to_static(&self) -> Option<String> {
         self.segments