Refactor JSON implementation & change local storage setup (#26)

* refactor json implementation & change local storage to use json

* Update LED control messages

* Update configurable values in main.cpp

* Add CI workflow for PlatformIO and remove unnecessary Firefox installation

.github/workflows/ci.yml

@@ -0,0 +1,26 @@
+name: PlatformIO CI
+
+on:
+    pull_request:
+    workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cache/pip
+            ~/.platformio/.cache
+          key: ${{ runner.os }}-pio
+      - uses: actions/setup-python@v4
+        with:
+          python-version: '3.9'
+      - name: Install PlatformIO Core
+        run: pip install --upgrade platformio
+
+      - name: Build PlatformIO Project
+        run: pio run

.github/workflows/selenium-web.yml

@@ -17,8 +17,6 @@ jobs:
         with:
           node-version: 18
 
-      # - run: sudo apt-get install firefox
-
       - run: npm i selenium-webdriver
 
       - run: npx node .github/workflows/test-ali-links.mjs

data/settings.json

@@ -0,0 +1 @@
+{"savedStatus":"Stopped","savedTPD":"220","savedHour":"00","savedMinutes":"00","savedTimerState":"0","savedDirection":"BOTH"}

platformio.ini

@@ -15,7 +15,7 @@ description = IoT controlled smart watch winder
 platform = espressif32@^5.2.0
 board = esp32doit-devkit-v1
 framework = arduino
-upload_speed = 921600
+upload_speed = 115200
 monitor_speed = 115200
 build_src_filter = +<*> -<./angular/>
 board_build.filesystem = littlefs