measurement: name the kinds by protocol and action, add the http_request kind and QUIC settings

backend/shared/tests/MoShiro.Protocol.Tests/RawChunkCodecTests.cs

@@ -28,7 +28,7 @@ public sealed class RawChunkCodecTests
     private static RawChunk SampleChunk()
     {
         RawChunk chunk = ChunkFactory.Echo(
-            s_agent, "udp_echo", 1_700_000_000_000, 6, 100,
+            s_agent, "quic_ping", 1_700_000_000_000, 6, 100,
             i => new EchoPacket(LostUp: i == 2, LostDown: i == 4, 20_000 + (i * 100), 21_000));
         chunk.Header.ChunkId = new ChunkId(Guid.Parse("01890000-0000-7000-8000-000000000001"));
         return chunk;
@@ -41,7 +41,7 @@ public sealed class RawChunkCodecTests
         RawChunk decoded = RawChunkCodec.Decode(RawChunkCodec.Encode(original)).Value;
 
         Assert.Equal(original.Header.ChunkId, decoded.Header.ChunkId);
-        Assert.Equal("udp_echo", decoded.Header.Kind);
+        Assert.Equal("quic_ping", decoded.Header.Kind);
         Assert.Equal(original.Header.Clock.DialerOffsetUs, decoded.Header.Clock.DialerOffsetUs);
         RawStream before = original.Find("msg")!;
         RawStream after = decoded.Find("msg")!;
@@ -100,7 +100,7 @@ public sealed class RawChunkCodecTests
         string columns = Convert.ToHexStringLower(body.AsSpan(4 + (int)headerLength));
         string header = System.Text.Encoding.UTF8.GetString(body.AsSpan(4, (int)headerLength));
 
-        Assert.StartsWith("{\"chunk_id\":\"01890000-0000-7000-8000-000000000001\",\"container_version\":1,\"kind\":\"udp_echo\"", header);
+        Assert.StartsWith("{\"chunk_id\":\"01890000-0000-7000-8000-000000000001\",\"container_version\":1,\"kind\":\"quic_ping\"", header);
         Assert.Contains("\"streams\":[{\"name\":\"msg\",\"count\":6,\"columns\":[{\"name\":\"seq\",\"type\":\"u32\",\"enc\":\"delta\",\"nullable\":false},", header);
         Assert.Equal(GoldenColumns, columns);
     }
@@ -181,7 +181,7 @@ public sealed class RawChunkCodecTests
     [Fact]
     public void Encode_IsSmallerThanTheNaiveRepresentation()
     {
-        // 10 Hz 的 udp_echo 一个 10 秒块应当远小于每行 6×8 字节
+        // 10 Hz 的 quic_ping 一个 10 秒块应当远小于每行 6×8 字节
         RawChunk chunk = ChunkFactory.UdpEchoClean(s_agent, 1_700_000_000_000);
         Assert.True(RawChunkCodec.Encode(chunk).Length < 100 * 6 * 8 / 4);
     }