Updated the DocCMiddleware middleware in the library target to support hosting from docc archives.

Library/Sources/Internal/Extensions/Path+Functions.swift

@@ -2,11 +2,19 @@ enum Path {
     
     // MARK: Functions
     
+    static func archivePath(from path: String) -> String {
+        let pathComponents = path.split(separator: .forwardSlash)
+        
+        return pathComponents.count > 1
+            ? .init(format: .Format.archiveDocC, String(pathComponents[1]))
+            : .empty
+    }
+    
     static func archiveName(from path: String) -> String {
         let pathComponents = path.split(separator: .forwardSlash)
         
         return pathComponents.count > 1
-            ? String(pathComponents[1]).lowercased()
+            ? .init(pathComponents[1]).lowercased()
             : .empty
     }
     
@@ -37,5 +45,5 @@ private extension Character {
 // MARK: - String+Formats
 
 private extension String.Format {
-    static let archiveDocC = "%@.doccarchive"
+    static let archiveDocC = "/%@.doccarchive"
 }