Release ArduinoHA v3.1.0

platformio.ini

@@ -27,12 +27,43 @@ lib_deps = knolleary/PubSubClient@2.8.0
 
 [env:esp8266]
 extends = common
+test_ignore = test_native_core
 platform = espressif8266
 board = d1_mini
 
 [env:esp32]
 extends = common
+test_ignore = test_native_core
 platform = https://github.com/pioarduino/platform-espressif32/releases/download/51.03.05/platform-espressif32.zip
 board = esp32dev
 build_unflags = -std=gnu++11
 build_flags = ${common.build_flags} -std=gnu++14
+
+; Host-only regression checks for serialization, topic validation, and the
+; PubSubClient mock path. The Arduino compatibility files live exclusively
+; under test/native and are never included in firmware environments.
+[env:native]
+platform = native
+test_framework = unity
+test_build_src = yes
+lib_deps = throwtheswitch/Unity@^2.6.1
+build_flags =
+    -DARDUINOHA_TEST
+    -Itest/native/include
+    -fsanitize=address,undefined
+    -fno-omit-frame-pointer
+build_src_filter =
+    -<*>
+    +<ArduinoHALog.cpp>
+    +<HADevice.cpp>
+    +<HAMqtt.cpp>
+    +<device-types/HABaseDeviceType.cpp>
+    +<device-types/HAText.cpp>
+    +<mocks/PubSubClientMock.cpp>
+    +<utils/HAAvailabilityConfig.cpp>
+    +<utils/HADictionary.cpp>
+    +<utils/HAJson.cpp>
+    +<utils/HANumeric.cpp>
+    +<utils/HASerializer.cpp>
+    +<utils/HASerializerArray.cpp>
+    +<utils/HAUtils.cpp>