Add Verilator support

_web_server/server/top_iverilog.sv

@@ -0,0 +1,11 @@
+`timescale 1ps/1ps
+
+module __@TOPMODULE@__;
+    logic clock = 1'b0;
+    initial forever #(5ns) clock = ~clock;
+    @TOPMODULE@ @TOPMODULE@ (clock);
+    initial begin
+        $dumpfile("@WORKDIR@/@TOPMODULE@.vcd");
+        $dumpvars(0, @TOPMODULE@);
+    end
+endmodule