refactor: Move WAC-Allow configs to ACL-specific config

config/ldp/authorization/webacl.json

@@ -1,6 +1,7 @@
 {
   "@context": "https://linkedsoftwaredependencies.org/bundles/npm/@solid/community-server/^5.0.0/components/context.jsonld",
   "import": [
+    "css:config/ldp/authorization/acl/wac-allow.json",
     "css:config/ldp/authorization/readers/acl.json",
     "css:config/ldp/authorization/readers/ownership.json"
   ],
@@ -37,6 +38,22 @@
       "@type": "SubfolderResourcesGenerator",
       "subfolders": [ "wac" ]
     },
+    {
+      "comment": "Collects the metadata necessary for the WAC-Allow header.",
+      "@id": "urn:solid-server:default:OperationMetadataCollector",
+      "@type": "SequenceHandler",
+      "handlers": [
+        { "@type": "WebAclMetadataCollector" }
+      ]
+    },
+    {
+      "comment": "WAC-Allow header indicates available permissions.",
+      "@id": "urn:solid-server:default:MetadataWriter",
+      "@type": "ParallelHandler",
+      "handlers": [
+        { "@id": "urn:solid-server:default:MetadataWriter_WacAllow" }
+      ]
+    },
     {
       "comment": "In case of WebACL authorization the ACL resources determine authorization.",
       "@id": "urn:solid-server:default:AuthResourceHttpHandler",

config/ldp/handler/components/operation-metadata.json

@@ -2,8 +2,10 @@
   "@context": "https://linkedsoftwaredependencies.org/bundles/npm/@solid/community-server/^5.0.0/components/context.jsonld",
   "@graph": [
     {
+      "comment": "Contains the necessary metadata collectors. Contents depend on authorization scheme.",
       "@id": "urn:solid-server:default:OperationMetadataCollector",
-      "@type": "WebAclMetadataCollector"
+      "@type": "SequenceHandler",
+      "handlers": []
     }
   ]
 }

config/ldp/metadata-writer/default.json

@@ -7,7 +7,6 @@
     "css:config/ldp/metadata-writer/writers/link-rel-metadata.json",
     "css:config/ldp/metadata-writer/writers/mapped.json",
     "css:config/ldp/metadata-writer/writers/modified.json",
-    "css:config/ldp/metadata-writer/writers/wac-allow.json",
     "css:config/ldp/metadata-writer/writers/www-auth.json"
   ],
   "@graph": [
@@ -22,7 +21,6 @@
         { "@id": "urn:solid-server:default:MetadataWriter_LinkRelMetadata" },
         { "@id": "urn:solid-server:default:MetadataWriter_Mapped" },
         { "@id": "urn:solid-server:default:MetadataWriter_Modified" },
-        { "@id": "urn:solid-server:default:MetadataWriter_WacAllow" },
         { "@id": "urn:solid-server:default:MetadataWriter_WwwAuth" }
       ]
     }