Add DirDiff utility and enhance package build process

- Introduced DirDiff class for tracking directory file changes.
- Updated ConsoleApplication to use addCommand for build targets.
- Enhanced PackageBuilder with methods for deploying binaries and extracting debug info.
- Improved package installation logic to support shared extensions.
- Added readline extension with patching for static builds.

bin/spc-alpine-docker

@@ -3,7 +3,7 @@
 set -e
 
 # This file is using docker to run commands
-SPC_DOCKER_VERSION=v6
+SPC_DOCKER_VERSION=v7
 
 # Detect docker can run
 if ! which docker >/dev/null; then
@@ -123,6 +123,7 @@ COPY ./composer.* /app/
 ADD ./bin /app/bin
 RUN composer install --no-dev
 ADD ./config /app/config
+ADD ./spc.registry.json /app/spc.registry.json
 RUN bin/spc doctor --auto-fix
 RUN bin/spc install-pkg upx