Mark Slim3 server generator as deprecated

Author: ybelenko

docs/generators.md

@@ -103,7 +103,7 @@ The following generators are available:
 * [php-laravel](generators/php-laravel.md)  
 * [php-lumen](generators/php-lumen.md)  
 * [php-silex](generators/php-silex.md)  
-* [php-slim](generators/php-slim.md)  
+* [php-slim (deprecated)](generators/php-slim.md)  
 * [php-slim4](generators/php-slim4.md)  
 * [php-symfony](generators/php-symfony.md)  
 * [php-ze-ph](generators/php-ze-ph.md)  

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/PhpSlim4ServerCodegen.java

@@ -22,6 +22,8 @@
 import org.apache.commons.lang3.StringEscapeUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.openapitools.codegen.*;
+import org.openapitools.codegen.meta.GeneratorMetadata;
+import org.openapitools.codegen.meta.Stability;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -44,6 +46,10 @@ public class PhpSlim4ServerCodegen extends PhpSlimServerCodegen {
     public PhpSlim4ServerCodegen() {
         super();
 
+        generatorMetadata = GeneratorMetadata.newBuilder(generatorMetadata)
+                .stability(Stability.STABLE)
+                .build();
+
         outputFolder = "generated-code" + File.separator + "slim4";
         embeddedTemplateDir = templateDir = "php-slim4-server";
 

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/PhpSlimServerCodegen.java

@@ -23,6 +23,8 @@
 import org.apache.commons.lang3.StringEscapeUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.openapitools.codegen.*;
+import org.openapitools.codegen.meta.GeneratorMetadata;
+import org.openapitools.codegen.meta.Stability;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -46,6 +48,10 @@ public class PhpSlimServerCodegen extends AbstractPhpCodegen {
     public PhpSlimServerCodegen() {
         super();
 
+        generatorMetadata = GeneratorMetadata.newBuilder(generatorMetadata)
+                .stability(Stability.DEPRECATED)
+                .build();
+
         // clear import mapping (from default generator) as slim does not use it
         // at the moment
         importMapping.clear();