impr(cli): simplify option handling

Author: reczkok

packages/typegpu-cli/src/create.ts

@@ -60,7 +60,7 @@ export async function createProject(cwd: string, options?: CreateProjectOptions)
     getDefaultPackageName(cwd, projectName) ??
     (nonInteractive ? undefined : await getPackageName());
 
-  if (!packageName || !isValidPackageName(packageName)) {
+  if (!packageName) {
     failAndExit(
       `Cannot infer a valid package name from ${projectName}. Choose a valid project directory name.`,
     );

packages/typegpu-cli/src/utils/files.ts

@@ -95,7 +95,7 @@ export async function scaffoldProject(
   const pkgs = packageNames
     ? packageNames.map((pkgName) => ({ pkg: pkgName, ver: VERSION }))
     : await multiselectPkgs(pkg);
-  if (pkgs) {
+  if (pkgs?.length) {
     pkg.dependencies ??= {};
     for (const { pkg: dep, ver } of pkgs) {
       if (!hasDependency(pkg, dep)) {