upgrade to zig 0.13.0

.github/workflows/zig-build.yaml

@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: elerch/setup-zig@v3
         with:
-          version: 0.12.0
+          version: 0.13.0
       - uses: elerch/zig-action-cache@v1.1.6
       - name: Install system dependencies (Github)
         if: env.GITEA_ACTIONS != 'true'

build.zig

@@ -39,7 +39,7 @@ pub fn build(b: *std.Build) !void {
 
     const exe = b.addExecutable(.{
         .name = "i2c",
-        .root_source_file = .{ .path = "src/main.zig" },
+        .root_source_file = b.path("src/main.zig"),
         .target = target,
         .optimize = optimize,
     });
@@ -51,7 +51,7 @@ pub fn build(b: *std.Build) !void {
 
     const exe_fontgen = b.addExecutable(.{
         .name = "fontgen",
-        .root_source_file = .{ .path = "src/fontgen.zig" },
+        .root_source_file = b.path("src/fontgen.zig"),
         .target = target,
         .optimize = optimize,
     });
@@ -71,7 +71,7 @@ pub fn build(b: *std.Build) !void {
     run_step.dependOn(&run_cmd.step);
 
     const exe_tests = b.addTest(.{
-        .root_source_file = .{ .path = "src/main.zig" },
+        .root_source_file = b.path("src/main.zig"),
         .target = target,
         .optimize = optimize,
     });