Add versioning to the storage system

src/cb/src/clipboard.cpp

@@ -47,9 +47,12 @@ Clipboard::Clipboard(const std::string& clipboard_name, const unsigned long& cli
     metadata.notes = metadata / constants.notes_name;
     metadata.originals = metadata / constants.original_files_name;
     metadata.script = metadata / constants.script_name;
+    metadata.version = metadata / constants.storage_protocol_version_name;
 
     fs::create_directories(data);
     fs::create_directories(metadata);
+
+    writeToFile(metadata.version, std::string(constants.storage_protocol_version));
 }
 
 std::deque<unsigned long> Clipboard::generatedEntryIndex() {

src/cb/src/clipboard.hpp

@@ -78,8 +78,6 @@ struct Constants {
     std::string_view clipboard_version = CLIPBOARD_VERSION;
     std::string_view clipboard_commit = GIT_COMMIT_HASH;
     std::string_view data_file_name = "rawdata.clipboard";
-    std::string_view default_clipboard_name = "0";
-    unsigned long default_clipboard_entry = 0;
     std::string_view persistent_directory_name = ".local/state/clipboard";
     std::string_view original_files_name = "originals";
     std::string_view notes_name = "notes";
@@ -92,6 +90,11 @@ struct Constants {
     std::string_view metadata_directory = "metadata";
     std::string_view import_export_directory = "Exported_Clipboards";
     std::string_view temporary_directory_name = "Clipboard";
+    std::string_view default_clipboard_name = "0";
+    std::string_view storage_protocol_version_name = "version";
+
+    unsigned long default_clipboard_entry = 0;
+    std::string_view storage_protocol_version = "1";
 };
 constexpr Constants constants;
 
@@ -289,6 +292,7 @@ class Clipboard {
         fs::path notes;
         fs::path originals;
         fs::path script;
+        fs::path version;
         operator fs::path() { return root; }
         operator fs::path() const { return root; }
         auto operator=(const auto& other) { return root = other; }