added python tool inital version

firmware/src/fs.c

@@ -0,0 +1,23 @@
+#include <zephyr/fs/littlefs.h>
+#include <fs.h>
+LOG_MODULE_REGISTER(buzz_fs, LOG_LEVEL_INF);
+
+#define STORAGE_PARTITION_ID FIXED_PARTITION_ID(littlefs_storage)
+FS_LITTLEFS_DECLARE_DEFAULT_CONFIG(fs_storage_data);
+
+static struct fs_mount_t fs_storage_mnt = {
+    .type = FS_LITTLEFS,
+    .fs_data = &fs_storage_data,
+    .storage_dev = (void *)STORAGE_PARTITION_ID,
+    .mnt_point = "/lfs",
+};
+
+int fs_init(void) {
+    int rc = fs_mount(&fs_storage_mnt);
+    if (rc < 0) {
+        LOG_ERR("Error mounting filesystem: %d", rc);
+        return rc;
+    }
+    LOG_DBG("Filesystem mounted successfully");
+    return 0;
+}