diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 7eaaf21..2ddd151 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,9 +1,14 @@
-name: "Arduino"
+name: Arduino
 
-on:
-  push:
-    branches: [ "main" ]
-    jobs:
+# Here we tell GitHub to run the workflow when a commit
+# is pushed or a Pull Request is opened.
+on: [push, pull_request]
+
+# This is the list of jobs that will be run concurrently.
+# Since we use a build matrix, the actual number of jobs
+# started depends on how many configurations the matrix
+# will produce.
+jobs:
   # This is the name of the job - can be whatever.
   test-matrix:
 
@@ -34,38 +39,23 @@ on:
 
     # This is the list of steps this job will run.
     steps:
-    - name: arduino/arduino-lint-action
-  # You may pin to the exact commit or the version.
-  # uses: arduino/arduino-lint-action@e9a30879471dcbf7d9fe3481b26e60b652cca297
-  uses: arduino/arduino-lint-action@v1.0.2
-  with:
-    # Path containing Arduino projects.
-    path: # optional
-    # Version of the Arduino Lint tool to use.
-    version: # optional, default is 1.x
-    # How strict the checks are.
-    compliance: # optional, default is specification
-    # Configuration of the checks for libraries in the Arduino Library Manager index.
-    library-manager: # optional
-    # The type of project to check.
-    project-type: # optional, default is all
-    # Search path recursively for projects to check.
-    recursive: # optional, default is false
-    # Save a JSON formatted report on the checks to this file.
-    report-file: # optional
-    # Show more information on the checks being run.
-    verbose: # optional, default is false
-    # Run the checks that only apply to official (non 3rd party) Arduino projects.
-    official: # optional, default is false
-    # GitHub access token used to get information from the GitHub API.
-    token: # optional, default is ${{ github.token }}
-- name: Setup Arduino CLI
-  # You may pin to the exact commit or the version.
-  # uses: arduino/setup-arduino-cli@28065f7e0317cc0dde372e0c11631963d743ee3b
-  uses: arduino/setup-arduino-cli@v1.1.2
-  with:
-    # Version to use. Example: 0.5.0
-    version: # optional, default is 0.x
-    # Personal access token (PAT) used to call the Github API.
-    token: # optional, default is ${{ github.token }}
-          
+      # First of all, we clone the repo using the `checkout` action.
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      # We use the `arduino/setup-arduino-cli` action to install and
+      # configure the Arduino CLI on the system.
+      - name: Setup Arduino CLI
+        uses: arduino/setup-arduino-cli@v1
+
+      # We then install the platform, which one will be determined
+      # dynamically by the build matrix.
+      - name: Install platform
+        run: |
+          arduino-cli core update-index
+          arduino-cli core install ${{ matrix.arduino-platform }}
+
+      # Finally, we compile the sketch, using the FQBN that was set
+      # in the build matrix.
+      - name: Compile Sketch
+        run: arduino-cli compile --fqbn ${{ matrix.fqbn }} ./blink