Initial commit: Alpine Zero-OS initramfs build system with cleaned Docker configuration

.gitignore

@@ -0,0 +1,51 @@
+# Build artifacts
+output/
+cache/
+
+# Git submodules directory (managed separately)
+components/
+
+# Docker artifacts
+.dockerignore
+
+# Build logs and temporary files
+*.log
+*.tmp
+.buildlog
+
+# OS-specific files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# Editor/IDE files
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# Kernel build artifacts
+*.ko
+*.o
+*.mod.c
+.tmp_versions/
+modules.order
+Module.symvers
+
+# Alpine/Linux temporary files
+.alpine-*
+initramfs-*
+
+# Backup files
+*.bak
+*.backup
+*.orig
+
+# Test artifacts
+test-output/
+test-cache/