working on iterator

src/shell.zig

@@ -25,7 +25,7 @@ pub const ShellReader = struct {
     }
 
     // get returns a shell at the given index.
-    pub fn get(self: *const ShellReader, idx: u10) []const u8 {
+    pub fn get(self: *const ShellReader, idx: u6) []const u8 {
         const shellIndex = self.sectionIndex[idx];
         const start = shellIndex.offset << 2;
         const end = start + shellIndex.len + 1;