Initial plugin setup (v0.0.1)

- Main plugin file with PHP 8.3+ and WordPress 6.0+ version checks
- Plugin singleton class with admin menu and settings pages
- License Manager integration with SecureLicenseClient
- License settings tab with validation and activation
- Admin CSS and JavaScript for license management
- Gitea CI/CD workflow for automated releases
- Documentation: README.md, PLAN.md, CHANGELOG.md, CLAUDE.md
- Composer dependencies: Twig 3.0, license client
- Git submodule for wc-licensed-product-client library

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

assets/css/admin.css

@@ -0,0 +1,81 @@
+/**
+ * WP BnB Admin Styles
+ *
+ * @package Magdev\WpBnb
+ */
+
+/* Dashboard */
+.wp-bnb-dashboard {
+	background: #fff;
+	border: 1px solid #c3c4c7;
+	border-radius: 4px;
+	padding: 20px;
+	margin-top: 20px;
+}
+
+/* License Status Badge */
+.wp-bnb-license-status {
+	display: inline-flex;
+	align-items: center;
+	gap: 5px;
+	font-weight: 600;
+}
+
+.wp-bnb-license-status .dashicons {
+	font-size: 18px;
+	width: 18px;
+	height: 18px;
+}
+
+/* License Message */
+#wp-bnb-license-message {
+	margin: 15px 0;
+	padding: 12px 15px;
+	border-radius: 4px;
+}
+
+#wp-bnb-license-message.success {
+	background: #d4edda;
+	border: 1px solid #c3e6cb;
+	color: #155724;
+}
+
+#wp-bnb-license-message.error {
+	background: #f8d7da;
+	border: 1px solid #f5c6cb;
+	color: #721c24;
+}
+
+/* Spinner */
+#wp-bnb-license-spinner {
+	float: none;
+	margin-left: 10px;
+}
+
+/* Settings Tabs */
+.nav-tab-wrapper {
+	margin-bottom: 20px;
+}
+
+.tab-content {
+	background: #fff;
+	border: 1px solid #c3c4c7;
+	border-top: none;
+	padding: 20px;
+}
+
+/* Form Tables */
+.form-table th {
+	width: 200px;
+}
+
+/* Submit Buttons */
+.submit {
+	display: flex;
+	align-items: center;
+	gap: 10px;
+}
+
+.submit .button {
+	margin: 0;
+}