fix: build.zig updates

build.zig

@@ -4,7 +4,7 @@ const builtin = @import("builtin");
 pub fn build(b: *std.Build) void {
     comptime {
         const current_zig = builtin.zig_version;
-        const min_zig = std.SemanticVersion.parse("0.12.0-dev.64+b835fd90c") catch unreachable; // std.json.ArrayHashMap
+        const min_zig = std.SemanticVersion.parse("0.12.0-dev.2030+2ac315c24") catch unreachable; // std.json.ArrayHashMap
         if (current_zig.order(min_zig) == .lt) {
             @compileError(std.fmt.comptimePrint("Your Zig version v{} does not meet the minimum build requirement of v{}", .{ current_zig, min_zig }));
         }
@@ -16,7 +16,7 @@ pub fn build(b: *std.Build) void {
     });
 
     const pdk_module = b.addModule("extism-pdk", .{
-        .source_file = .{ .path = "src/main.zig" },
+        .root_source_file = .{ .path = "src/main.zig" },
     });
 
     var basic_example = b.addExecutable(.{
@@ -25,8 +25,8 @@ pub fn build(b: *std.Build) void {
         .target = target,
         .optimize = optimize,
     });
-    basic_example.addModule("extism-pdk", pdk_module);
     basic_example.rdynamic = true;
+    basic_example.root_module.addImport("extism-pdk", pdk_module);
 
     b.installArtifact(basic_example);
     const basic_example_step = b.step("basic_example", "Build basic_example");