* update v2 partition table readme * feat: Add user only tool * Add image cache * smaller cache and buffer, more heap * use MAIN_EVENT_CLOCK_TICK to avoid audio glitches * fix: esp_psram_get_size not found in c3 * Bump to 1.9.0
* v1.9.0: update font icons, add mqtt reconnect * Add v2 parition tables
* feat: add emote_gfx UI for EchoEar * feat: delete local assets
Co-authored-by: zk <982145@qq.com>
