Add NonBlankStr alias for StringNonBlank with usage example

- Introduced `NonBlankStr` as a readonly alias for `StringNonBlank`.
- Enhanced `Usage` examples to demonstrate `NonBlankStr` usage.

Author: georgedeploy

src/String/Alias/NonBlankStr.php

@@ -0,0 +1,18 @@
+<?php
+
+declare(strict_types=1);
+
+namespace PhpTypedValues\String\Alias;
+
+use PhpTypedValues\String\StringNonBlank;
+
+/**
+ * Alias of Non-blank string value.
+ *
+ * Example "hello", blank string like " " will fail.
+ *
+ * @psalm-immutable
+ */
+readonly class NonBlankStr extends StringNonBlank
+{
+}

src/Usage/String.php

@@ -1,6 +1,7 @@
 <?php
 
 use PhpTypedValues\String\Alias\JsonStr;
+use PhpTypedValues\String\Alias\NonBlankStr;
 use PhpTypedValues\String\Alias\NonEmptyStr;
 use PhpTypedValues\String\Alias\Str;
 use PhpTypedValues\String\Alias\StrType;
@@ -26,6 +27,7 @@
 echo StringNonEmpty::tryFromString('hi')->toString() . \PHP_EOL;
 echo StringStandard::tryFromString('hi')->toString() . \PHP_EOL;
 // NonBlank usage (valid and try*)
+echo NonBlankStr::fromString(' hi ')->toString() . \PHP_EOL;
 echo StringNonBlank::fromString(' hi ')->toString() . \PHP_EOL;
 $nb = StringNonBlank::tryFromString('   ');
 if (!($nb instanceof Undefined)) {