Prepare release

[balexey88]

No description provided.

[Copilot]

Pull request overview

Prepares the plugin for release under the updated “WP-Stateless for The Events Calendar” naming, including namespace/metadata updates, refreshed Composer artifacts, and release automation/docs.

Changes:

• Renames package/plugin identifiers (Composer package name, plugin header/readmes) and updates PHP namespace to SLCA\TheEventsCalendar.
• Updates Composer-generated vendor metadata/artifacts and PHPUnit-related dependencies.
• Adds/updates GitHub Actions workflows (new release workflow; modernizes test workflow actions) and adds SECURITY.md.

Reviewed changes

Copilot reviewed 10 out of 17 changed files in this pull request and generated 12 comments.

Show a summary per file

File	Description
wp-stateless-the-events-calendar-addon.php	Updates plugin header metadata, namespace, autoload path, and admin-row dependency notice.
class-the-events-calendar.php	Updates namespace/title; adds ABSPATH guard and adjusts phpcs ignore around debug_backtrace.
composer.json	Renames Composer package; keeps autoload via files.
composer.lock	Updates dev dependency lockfile (PHPUnit + related packages).
README.md	Updates public-facing name and repository links.
readme.txt	Updates plugin directory readme name/tags/links and tested versions.
SECURITY.md	Adds security reporting and supported versions policy.
tests/prepend.php	Adds vendor/autoload.php require and keeps WP-Stateless stubs for tests.
tests/ClassTheEventsCalendarTest.php	Updates test namespace to match production namespace.
.github/workflows/tests.yml	Updates GitHub Actions versions (checkout/cache) and trigger filtering.
.github/workflows/publish-release.yml	Adds manual release workflow using a reusable workflow.
vendor/autoload.php	Composer-generated autoload behavior change (throws exception on platform check failure).
vendor/composer/installed.php	Composer-generated metadata updated for renamed package.
vendor/composer/autoload_static.php	Composer-generated autoload static map updated.
vendor/composer/autoload_files.php	Composer-generated file autoload map updated.
vendor/composer/InstalledVersions.php	Composer-generated InstalledVersions logic updated.
vendor/bin/.phpunit.result.cache	PHPUnit runtime cache updated (artifact).

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