feat: add dev packages"

churn-tasks/wit/world.wit

@@ -8,6 +8,13 @@ interface process {
     }
 }
 
+interface http {
+    resource client {
+        constructor();
+        get: func(url: string) -> list<u8>;
+    }
+}
+
 interface task {
     id: func() -> string;
     should-run: func() -> bool;
@@ -15,6 +22,7 @@ interface task {
 }
 
 world churn {
-    export task;
     export process;
+    export http;
+    export task;
 }