update: default path for search templates

src/cache.zig

@@ -6,6 +6,7 @@ const parser = @import("parser.zig");
 pub const TemplateCache = struct {
     arena: Allocator,
     cache: std.StringHashMapUnmanaged([]parser.Node),
+    default_path: ?[]const u8 = "templates",
 
     pub fn init(child_allocator: std.mem.Allocator) TemplateCache {
         const arena = std.heap.ArenaAllocator.init(child_allocator);