update the list of available checks

README.md

@@ -90,30 +90,71 @@ php artisan ok:check
 
 ## Available checks
 
-✅ **Cache Check**: Check if reading and writing to the cache is possible.
+**Cache Check**: Check whether reading and writing to the cache is possible.
 
-✅ **Composer Audit Check**: Checks if there are any security vulnerabilities in your composer dependencies.
+**Composer Outdated Check**: Checks whether there are outdated packages in your project and informs you of the findings.
 
-✅ **Config Cache Check**: Checks if the config is cached.
+**Composer Audit Check**: Checks whether there are any security vulnerabilities in your composer dependencies.
 
-✅ **Debug Mode Check**: Checks if debug mode is enabled.
+**CPU Load Check**: Checks whether the total CPU load is above a certain percentage on a short, mid and long term.
 
-✅ **Disk Space Check**: Checks if the disk space is below a certain threshold.
+**Config Cache Check**: Checks whether the config is cached.
 
-✅ **Environment Check**: Checks if the current environment matches the given environment.
+**Database Check**: Checks whether a connection can be established on the configured connection.
 
-✅ **Event Cache Check**: Checks if events are cached.
+**Database Connection Count Check**: Checks whether the database's connection count exceeds a configurable limit.
 
-✅ **Horizon Check**: Checks if Horizon is running.
+**Database Size Check**: Checks whether the database's data exceeds a configurable size limit.
 
-✅ **NPM Audit Check**: Checks if there are any security vulnerabilities in your npm dependencies.
+**Database Table Size Check**: Does the same as the Database Size Check but for a specific table.
 
-✅ **NPM Installed Package Check**: Checks if a certain npm package is installed.
+**Debug Mode Check**: Checks whether debug mode is enabled.
 
-✅ **Queue Check**: Checks if the queue is running.
+**Directory Check**: Checks whether the configured directories exist.
 
-✅ **Route Cache Check**: Checks if routes are cached.
+**Disk Space Check**: Checks whether the disk space is below a certain threshold.
 
+**DotEnv Check**: Checks whether the configured environment variables are accessible in the application.
+
+**Environment Check**: Checks whether the current environment matches the configured environment type.
+
+**Event Cache Check**: Checks whether events are cached.
+
+**Extension Check**: Checks whether the configured PHP extensions are loaded.
+
+**File Check**: Does the same as the Directory Check but for files.
+
+**Horizon Check**: Checks whether Horizon is running.
+
+**Memory Usage Check**: Checks whether the total memory usage exceeds a configurable limit in the form of a percentage. **(LINUX ONLY)**
+
+**NPM Audit Check**: Checks whether there are any security vulnerabilities in your npm dependencies.
+
+**NPM Installed Package Check**: Checks whether a certain npm package is installed.
+
+**OPCache Check**: Checks whether OP cache and optionally the JIT compiler are configured and running.
+
+**Permission Check**: Checks whether the configured filesystem items have the correct permissions for the current user.
+
+**Ping check**: Checks whether the application can ping the specified address, if the address is not specified it defaults to `www.google.com`.
+
+**Process Count Check**: Checks whether the configured programs are exceeding the configured process count.
+
+**Queue Check**: Checks whether the queue is running.
+
+**Reboot Check**: Checks whether the server has rebooted recently.
+
+**Redis Check**: Checks whether the application can connect to the configured redis connections.
+
+**Redis Memory Usage Check**: Checks whether the Redis instance is exceeding a configured amount of memory usage.
+
+**Route Cache Check**: Checks whether routes are cached.
+
+**Scheduler Check**: Checks whether the scheduler has is still online and running jobs.
+
+**Storage Check**: Checks whether the configured disks can be written to and read from.
+
+**UptimeCheck**: Checks whether the server's uptime exceeds a configured maximum.
 
 ## Testing
 
@@ -125,10 +166,6 @@ composer test
 
 Please see [CHANGELOG](CHANGELOG.md) for more information on what has changed recently.
 
-## Contributing
-
-Please see [CONTRIBUTING](CONTRIBUTING.md) for details.
-
 ## Security Vulnerabilities
 
 Please review [our security policy](../../security/policy) on how to report security vulnerabilities.