Fix compilation errors

src/api/methods/auth.zig

@@ -17,6 +17,8 @@ pub fn register(
     alloc: std.mem.Allocator,
     ctx: ApiContext,
     svcs: anytype,
+    username: []const u8,
+    password: []const u8,
     opt: RegistrationOptions,
 ) !Uuid {
     const tx = try svcs.beginTx();
@@ -44,8 +46,8 @@ pub fn register(
         alloc,
         tx,
         .{
-            .username = opt.username,
-            .password = opt.password,
+            .username = username,
+            .password = password,
             .community_id = ctx.community.id,
             .invite_id = if (maybe_invite) |inv| @as(?Uuid, inv.id) else null,
             .email = opt.email,

src/api/types.zig

@@ -15,8 +15,6 @@ fn QueryResult(comptime R: type, comptime A: type) type {
 
 pub const auth = struct {
     pub const RegistrationOptions = struct {
-        username: []const u8,
-        password: []const u8,
         invite_code: ?[]const u8 = null,
         email: ?[]const u8 = null,
     };

src/main/controllers/api/users.zig

@@ -14,12 +14,10 @@ pub const create = struct {
 
     pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
         const options = .{
-            .username = req.body.username,
-            .password = req.body.password,
             .invite_code = req.body.invite_code,
             .email = req.body.email,
         };
-        const user = srv.register(options) catch |err| switch (err) {
+        const user = srv.register(req.body.username, req.body.password, options) catch |err| switch (err) {
             error.UsernameTaken => return res.err(.unprocessable_entity, "Username Unavailable", {}),
             else => return err,
         };