docs(php-sdk): refactor config options page (#12623)

Author: stephanie-anderson

docs/platforms/dart/configuration/options.mdx

@@ -100,7 +100,7 @@ If you enable this option, be sure to manually remove what you don't want to sen
 
 <ConfigKey name="server-name">
 
-This option can be used to supply a "server name." When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
+This option can be used to supply a server name. When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
 
 Most SDKs will attempt to auto-discover this value.
 

docs/platforms/dotnet/common/configuration/options.mdx

@@ -146,7 +146,7 @@ If you enable this option, be sure to manually remove what you don't want to sen
 
 <ConfigKey name="server-name">
 
-This option can be used to supply a "server name." When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
+This option can be used to supply a server name. When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
 
 For ASP.NET and ASP.NET Core applications, the value will default to the server's name. For other application types, the value will default to the computer's name only when the `SendDefaultPii` is set to `true`, because the computer's name can be considered personally identifiable information (PII) in the case of a desktop or mobile application.
 

docs/platforms/flutter/configuration/options.mdx

@@ -106,7 +106,7 @@ If you enable this option, be sure to manually remove what you don't want to sen
 
 <ConfigKey name="server-name">
 
-This option can be used to supply a "server name." When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
+This option can be used to supply a server name. When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
 
 Most SDKs will attempt to auto-discover this value.
 

docs/platforms/java/common/configuration/options.mdx

@@ -106,7 +106,7 @@ If you enable this option, be sure to manually remove what you don't want to sen
 
 <ConfigKey name="server-name">
 
-This option can be used to supply a "server name." When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
+This option can be used to supply a server name. When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
 
 Most SDKs will attempt to auto-discover this value.
 

docs/platforms/javascript/common/configuration/options.mdx

@@ -79,7 +79,7 @@ Grouping in Sentry is different for events with stack traces and without. As a r
 
 <SdkOption name="serverName" type='string' categorySupported={['server', 'serverless']}>
 
-This option can be used to supply a "server name." When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
+This option can be used to supply a server name. When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
 
 Most SDKs will attempt to auto-discover this value.
 

docs/platforms/php/common/configuration/options.mdx

@@ -4,6 +4,8 @@ sdk: sentry.php
 caseStyle: snake_case
 supportLevel: production
 description: Learn how to set up Sentry in your PHP application.
+categories:
+  - server
 ---
 
 ## Prerequisites

docs/platforms/php/index.mdx

@@ -152,7 +152,7 @@ If you enable this option, be sure to manually remove what you don't want to sen
 
 <ConfigKey name="server-name">
 
-This option can be used to supply a "server name." When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
+This option can be used to supply a server name. When provided, the name of the server is sent along and persisted in the event. For many integrations, the server name actually corresponds to the device hostname, even in situations where the machine is not actually a server.
 
 For ASP.NET and ASP.NET Core applications, the value will default to the server's name. For other application types, the value will default to the computer's name only when the `SendDefaultPii` is set to `true`, because the computer's name can be considered personally identifiable information (PII) in the case of a desktop or mobile application.
 

docs/platforms/unity/configuration/options.mdx

@@ -1,6 +1,7 @@
 ```php
 \Sentry\init([
-    'dsn' => '___PUBLIC_DSN___',
     'environment' => 'production',
 ]);
 ```
+
+By default, the SDK will try to read this value from the `SENTRY_ENVIRONMENT` environment variable.