add Zenbones dark theme and fix some build issues

build.zig

@@ -84,4 +84,5 @@ fn add_themes(b: *std.Build, exe: anytype) void {
     theme_file(b, exe, "catppuccin", "themes/macchiato.json");
     theme_file(b, exe, "catppuccin", "themes/mocha.json");
     theme_file(b, exe, "mellow", "themes/mellow.json");
+    theme_file(b, exe, "zenbones", "extras/vscode/themes/zenbones_dark_default.json");
 }

build.zig.zon

@@ -72,10 +72,15 @@
         .theme_mellow = .{
             .url = "https://github.com/mellow-theme/mellow-theme/archive/00cea86c91a8eb95af09b2cb587a30d52e06ba91.tar.gz",
             .hash = "122062276c850b37d78f4f981c25c1b14f05d1124429b6e496fe059107c9115d00da",
-        }
+        },
+        .theme_zenbones = .{
+            .url = "https://github.com/rpbritton/zenbones.vscode/archive/97c071875576078395a9dc026ec71a5ff8db68ab.tar.gz",
+            .hash = "12205871af8254b098b844d684e13eebe038aca0671f18e051ffeadf350c761d6e18"
+        },
     },
     .paths = .{
         "build.zig",
         "build.zig.zon",
     },
 }
+

src/compile.zig

@@ -313,14 +313,30 @@ fn find_color(name: []const u8, cb: []const u8) ?Color {
 }
 
 fn find_in_colors(name: []const u8, iter: *[]const u8) ?Color {
-    var len = cbor.decodeMapHeader(iter) catch unreachable;
+    var len = cbor.decodeMapHeader(iter) catch return null;
     while (len > 0) : (len -= 1) {
         var field_name: []const u8 = undefined;
+        // Try to match field name, skip if not a string
+        if (cbor.matchString(iter, &field_name) catch false) {
+            // If we find the field we're looking for
+            if (eql(u8, field_name, name)) {
                 var value: []const u8 = undefined;
-        if (!(cbor.matchString(iter, &field_name) catch unreachable)) unreachable;
-        if (!(cbor.matchString(iter, &value) catch unreachable)) unreachable;
-        if (eql(u8, field_name, name))
+                // Try to match the value as string
+                if (cbor.matchString(iter, &value) catch false) {
                     return parse_color_value(value);
+                } else {
+                    // Skip non-string value
+                    cbor.skipValue(iter) catch return null;
+                }
+            } else {
+                // Skip value for non-matching field
+                cbor.skipValue(iter) catch return null;
+            }
+        } else {
+            // Skip both non-string field name and its value
+            cbor.skipValue(iter) catch return null;
+            cbor.skipValue(iter) catch return null;
+        }
     }
     return null;
 }

src/theme_files.zig

@@ -46,6 +46,7 @@ pub const theme_files = [_]theme_file{
     THEME("themes/macchiato.json"),
     THEME("themes/mocha.json"),
     THEME("themes/mellow.json"),
+    THEME("extras/vscode/themes/zenbones_dark_default.json"),
    
     // light themes