feat: Implement ROM version management and proposal approval system

- Introduced `RomVersionManager` for managing ROM snapshots, including automatic backups, manual checkpoints, and corruption detection.
- Added `ProposalApprovalManager` to facilitate collaborative proposal submissions and voting, enhancing team workflows.
- Updated `CollaborationPanel` to integrate version management features, allowing users to track changes and manage proposals effectively.
- Enhanced documentation to reflect new functionalities and usage instructions for version management and collaboration features.

src/app/net/net_library.cmake

@@ -0,0 +1,43 @@
+# ==============================================================================
+# Yaze Net Library
+# ==============================================================================
+# This library contains networking and collaboration functionality:
+# - ROM version management
+# - Proposal approval system
+# - Collaboration utilities
+#
+# Dependencies: yaze_util, absl
+# ==============================================================================
+
+set(
+  YAZE_NET_SRC
+  app/net/rom_version_manager.cc
+)
+
+add_library(yaze_net STATIC ${YAZE_NET_SRC})
+
+target_include_directories(yaze_net PUBLIC
+  ${CMAKE_SOURCE_DIR}/src
+  ${PROJECT_BINARY_DIR}
+)
+
+target_link_libraries(yaze_net PUBLIC
+  yaze_util
+  yaze_common
+  ${ABSL_TARGETS}
+)
+
+# Add JSON support if enabled
+if(YAZE_WITH_JSON)
+  target_include_directories(yaze_net PUBLIC
+    ${CMAKE_SOURCE_DIR}/third_party/json/include)
+  target_compile_definitions(yaze_net PUBLIC YAZE_WITH_JSON)
+endif()
+
+set_target_properties(yaze_net PROPERTIES
+  POSITION_INDEPENDENT_CODE ON
+  ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"
+  LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib"
+)
+
+message(STATUS "✓ yaze_net library configured")