added thinx.yml for proper platform setting on git prefetch

suculent · suculent · commit c2dfb4f044cf · 2019-09-03T20:39:24.000+02:00
diff --git a/thinx-esp32-example/thinx.yml b/thinx-esp32-example/thinx.yml
@@ -0,0 +1,8 @@
+arduino:
+  platform: espressif
+  arch: esp32
+  board: esp32
+  f_cpu: 240
+  flash_size: 4M
+  libs:
+    - ArduinoJSON
