Initial commit: mod_reqin_log Apache module

Features:
- JSON logging of HTTP requests to Unix domain socket
- Configurable HTTP headers logging (flat JSON structure)
- Header value truncation and count limits
- Automatic reconnect on socket disconnection
- Error reporting with throttling

Configuration directives:
- JsonSockLogEnabled: Enable/disable logging
- JsonSockLogSocket: Unix socket path
- JsonSockLogHeaders: List of headers to log
- JsonSockLogMaxHeaders: Maximum headers to log
- JsonSockLogMaxHeaderValueLen: Max header value length
- JsonSockLogReconnectInterval: Reconnect delay
- JsonSockLogErrorReportInterval: Error log throttle

Includes:
- Module source code (src/)
- Unit and integration tests (tests/, scripts/)
- Documentation (README.md, architecture.yml)
- Build configuration (CMakeLists.txt, Makefile)
- Packaging (deb/rpm)

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

scripts/build.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+#
+# build.sh - Build mod_reqin_log in Docker
+#
+
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+IMAGE_NAME="mod_reqin_log-build"
+
+echo "Building Docker image..."
+docker build -t "$IMAGE_NAME" "$SCRIPT_DIR/.."
+
+echo ""
+echo "Build complete. Extracting module..."
+
+# Create dist directory
+mkdir -p "$SCRIPT_DIR/../dist"
+
+# Extract the built module from container
+docker run --rm -v "$SCRIPT_DIR/../dist:/output" "$IMAGE_NAME" cp /build/modules/mod_reqin_log.so /output/
+
+echo ""
+echo "Module built successfully: $SCRIPT_DIR/../dist/mod_reqin_log.so"
+echo ""
+echo "To test the module:"
+echo "  docker run --rm -v \$PWD/dist:/modules mod_reqin_log-build httpd -t -C 'LoadModule reqin_log_module /modules/mod_reqin_log.so'"