new persistence manager component

Signed-off-by: Peter Siegmund <developer@mars3142.org>

components/persistence-manager/CMakeLists.txt

@@ -0,0 +1,24 @@
+if (DEFINED ENV{IDF_PATH})
+    idf_component_register(SRCS
+            src/hal_esp32/PersistenceManager.cpp
+            INCLUDE_DIRS "include"
+            REQUIRES
+                nvs_flash
+    )
+    return()
+endif ()
+
+cmake_minimum_required(VERSION 3.30)
+project(persistence-manager)
+
+add_library(${PROJECT_NAME} STATIC
+        src/hal_native/PersistenceManager.cpp
+)
+
+include_directories(include)
+
+target_include_directories(${PROJECT_NAME} PUBLIC include)
+
+target_link_libraries(${PROJECT_NAME} PRIVATE
+        SDL3::SDL3
+)