ci: add Pico W to compile examples workflow

Author: pennam

.github/workflows/compile-examples.yml

@@ -91,6 +91,9 @@ jobs:
           - fqbn: arduino:mbed_edge:edge_control
             type: mbed_edge
             artifact-name-suffix: arduino-mbed_edge-edge_control
+          - fqbn: "rp2040:rp2040:rpipicow"
+            type: rp2040
+            artifact-name-suffix: rp2040-rp2040-rpipicow
 
 
         # make board type-specific customizations to the matrix jobs
@@ -290,6 +293,13 @@ jobs:
             sketch-paths: |
               - examples/ArduinoIoTCloud-DeferredOTA
               - examples/ArduinoIoTCloud-Notecard
+          # PicoW
+          - board:
+              type: rp2040
+            platforms: |
+              # Install rp2040 platform via Boards Manager
+              - name: rp2040:rp2040
+                source-url: https://github.com/earlephilhower/arduino-pico/releases/download/global/package_rp2040_index.json
 
     steps:
       - name: Checkout