Implement RFC 7541 compliant HPACK decoder and encoder

Author: st0o0

src/TurboHttp.Tests/HpackTests.cs

@@ -1,4 +1,5 @@
 using TurboHttp.Protocol;
+using TurboHttp.Protocol.TurboHttp.Protocol;
 
 namespace TurboHttp.Tests;
 

src/TurboHttp.Tests/Http2DecoderTests.cs

@@ -1,4 +1,5 @@
 using TurboHttp.Protocol;
+using TurboHttp.Protocol.TurboHttp.Protocol;
 
 namespace TurboHttp.Tests;
 
@@ -173,8 +174,7 @@ public async Task Decode_HeadersAndData_ReturnsCompleteResponse()
     public void Decode_HeadersWithEndStream_NoBodyResponse()
     {
         var hpackEncoder = new HpackEncoder(useHuffman: false);
-        var headerBlock = hpackEncoder.Encode(new List<(string, string)>
-            { (":status", "204") });
+        var headerBlock = hpackEncoder.Encode([new HpackHeader(":status", "204")], );
         var headersFrame = new HeadersFrame(3, headerBlock,
             endStream: true, endHeaders: true).Serialize();
 
@@ -189,13 +189,13 @@ public void Decode_HeadersWithEndStream_NoBodyResponse()
     [Fact]
     public async Task Decode_ContinuationFrames_Reassembled()
     {
-        var hpackEncoder = new HpackEncoder(useHuffman: false);
-        var headerBlock = hpackEncoder.Encode(new List<(string, string)>
+        var hpackEncoder = new HpackEncoder();
+        var headerBlock = hpackEncoder.Encode(new List<HpackHeader>
         {
             (":status", "200"),
             ("content-type", "application/json"),
             ("x-request-id", "abc-123"),
-        });
+        }, );
 
         var split1 = headerBlock[..(headerBlock.Length / 2)];
         var split2 = headerBlock[(headerBlock.Length / 2)..];