fixing more bugs

conformance/csi_decstbm.zig

@@ -0,0 +1,15 @@
+//! Set Top and Bottom Margins (DECSTBM) - ESC [ r
+const std = @import("std");
+
+pub fn main() !void {
+    const stdout = std.io.getStdOut().writer();
+    try stdout.print("A\nB\nC\nD", .{});
+    try stdout.print("\x1B[1;3r", .{}); // cursor up
+    try stdout.print("\x1B[1;1H", .{}); // top-left
+    try stdout.print("\x1B[M", .{}); // delete line
+    try stdout.print("E\n", .{});
+    try stdout.print("\x1B[7;1H", .{}); // cursor up
+
+    // const stdin = std.io.getStdIn().reader();
+    // _ = try stdin.readByte();
+}