Configurable compressors

Signed-off-by: Minecon724 <git@m724.eu>

example_workdir/render.yml

@@ -1,3 +1,5 @@
 # Render options here
 
-compress: true
+compress:
+  - gz
+  - zstd

src/main/java/eu/m724/blog/BlogBuilder.java

@@ -7,7 +7,6 @@ import eu.m724.blog.data.RenderOptions;
 import eu.m724.blog.data.Site;
 import eu.m724.blog.template.TemplateRenderer;
 import org.apache.commons.compress.compressors.CompressorException;
-import org.apache.commons.compress.compressors.CompressorStreamFactory;
 import org.apache.commons.io.file.PathUtils;
 import org.eclipse.jgit.api.Git;
 import org.eclipse.jgit.lib.RepositoryBuilder;
@@ -145,7 +144,7 @@ public class BlogBuilder {
 
         Files.writeString(outputDirectory.resolve("posts.rss"), Feed.generateRss(site, posts));
 
-        if (renderOptions.compress()) {
+        if (!renderOptions.compress().isEmpty()) {
             System.out.println("Compressing...");
             compressOutput();
         }
@@ -191,10 +190,9 @@ public class BlogBuilder {
     }
 
     private void compressOutput() throws IOException {
-        var compressors = new FileCompressor[] {
+        var compressors = renderOptions.compress().stream()
-                new FileCompressor(CompressorStreamFactory.GZIP),
+                .map(FileCompressor::new)
-                new FileCompressor(CompressorStreamFactory.ZSTANDARD)
+                .toList();
-        };
 
         Set<Path> tree;
         try (var walk = Files.walk(outputDirectory)) {

src/main/java/eu/m724/blog/data/RenderOptions.java

@@ -6,10 +6,12 @@ import org.snakeyaml.engine.v2.api.LoadSettings;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Map;
 
 public record RenderOptions(
-        boolean compress
+        List<String> compress // TODO rename?
 ) {
     /**
      * Creates a {@link Site} object by reading and parsing the configuration file at the specified path.<br>
@@ -23,14 +25,14 @@ public record RenderOptions(
         var load = new Load(LoadSettings.builder().build());
         var yaml = (Map<String, Object>) load.loadFromInputStream(Files.newInputStream(path));
 
-        boolean compress = true;
+        List<String> compress = new ArrayList<>();
 
         for (var key : yaml.keySet()) {
             var value = yaml.get(key);
 
             switch (key) {
                 case "compress": {
-                    compress = (boolean) value;
+                    compress = (List<String>) value;
                 }
                 default: {
                     System.out.println("Unrecognized option (render): " + key);