Add rewind-bug example.

Author: ioquatix

examples/rewind-bug/config.ru

@@ -0,0 +1,33 @@
+# typed: true
+# frozen_string_literal: true
+
+require "rack"
+
+class BodyTestApp
+	def call(env)
+		# Get the request body
+		body = env["rack.input"]
+
+		# First read
+		body.rewind
+		first_read = body.read
+
+		# Second read
+		body.rewind
+		second_read = body.read
+
+		# Response showing both reads
+		response_body = "First read: #{first_read.inspect}\n\nSecond read: #{second_read.inspect}"
+
+		[200, { "Content-Type" => "text/plain" }, [response_body]]
+	end
+end
+
+run BodyTestApp.new
+
+## Output
+#
+# ➜ curl -X POST -d "This is test data" http://localhost:9292
+# First read: "This is test data"
+#
+# Second read: ""%

examples/rewind-bug/gems.locked

@@ -0,0 +1,94 @@
+PATH
+  remote: ../..
+  specs:
+    protocol-rack (0.12.0)
+      protocol-http (~> 0.43)
+      rack (>= 1.0)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    async (2.24.0)
+      console (~> 1.29)
+      fiber-annotation
+      io-event (~> 1.9)
+      metrics (~> 0.12)
+      traces (~> 0.15)
+    async-container (0.24.0)
+      async (~> 2.22)
+    async-container-supervisor (0.5.1)
+      async-container (~> 0.22)
+      async-service
+      io-endpoint
+      memory-leak (~> 0.5)
+    async-http (0.89.0)
+      async (>= 2.10.2)
+      async-pool (~> 0.9)
+      io-endpoint (~> 0.14)
+      io-stream (~> 0.6)
+      metrics (~> 0.12)
+      protocol-http (~> 0.49)
+      protocol-http1 (~> 0.30)
+      protocol-http2 (~> 0.22)
+      traces (~> 0.10)
+    async-http-cache (0.4.5)
+      async-http (~> 0.56)
+    async-pool (0.10.3)
+      async (>= 1.25)
+    async-service (0.13.0)
+      async
+      async-container (~> 0.16)
+    console (1.30.2)
+      fiber-annotation
+      fiber-local (~> 1.1)
+      json
+    falcon (0.51.1)
+      async
+      async-container (~> 0.20)
+      async-container-supervisor (~> 0.5.0)
+      async-http (~> 0.75)
+      async-http-cache (~> 0.4)
+      async-service (~> 0.10)
+      bundler
+      localhost (~> 1.1)
+      openssl (~> 3.0)
+      protocol-http (~> 0.31)
+      protocol-rack (~> 0.7)
+      samovar (~> 2.3)
+    fiber-annotation (0.2.0)
+    fiber-local (1.1.0)
+      fiber-storage
+    fiber-storage (1.0.1)
+    io-endpoint (0.15.2)
+    io-event (1.10.0)
+    io-stream (0.6.1)
+    json (2.11.3)
+    localhost (1.5.0)
+    mapping (1.1.3)
+    memory-leak (0.5.2)
+    metrics (0.12.2)
+    openssl (3.3.0)
+    protocol-hpack (1.5.1)
+    protocol-http (0.50.1)
+    protocol-http1 (0.34.0)
+      protocol-http (~> 0.22)
+    protocol-http2 (0.22.1)
+      protocol-hpack (~> 1.4)
+      protocol-http (~> 0.47)
+    rack (2.2.14)
+    samovar (2.3.0)
+      console (~> 1.0)
+      mapping (~> 1.0)
+    traces (0.15.2)
+
+PLATFORMS
+  arm64-darwin-24
+  ruby
+
+DEPENDENCIES
+  falcon
+  protocol-rack!
+  rack (~> 2.2)
+
+BUNDLED WITH
+   2.6.2

examples/rewind-bug/gems.rb

@@ -0,0 +1,5 @@
+source "https://rubygems.org"
+
+gem "rack", "~> 2.2"
+gem "protocol-rack", path: "../.."
+gem "falcon"