Add github action.

Signed-off-by: xSlendiX <slendi@socopon.com>

Author: slendidev

.github/build.sh

@@ -0,0 +1,11 @@
+alias arduino="arduino-cli --additional-urls 'https://github.com/earlephilhower/arduino-pico/releases/download/global/package_rp2040_index.json'"
+
+arduino-cli core update-index
+
+arduino core install 'rp2040:rp2040'
+arduino board attach -b 'rp2040:rp2040:rpipico' --board-options 'flash=2097152_1048576,usbstack=tinyusb'
+arduino lib install 'Adafruit SPIFlash'
+arduino config set sketch.always_export_binaries true
+
+arduino compile -b 'rp2040:rp2040:rpipico' -e --board-options 'flash=2097152_1048576,usbstack=tinyusb'
+

.github/workflows/build.yml

@@ -0,0 +1,46 @@
+name: build-pico
+
+on:
+  push:
+    branches:
+      - main
+    paths-ignore:
+      - '.github/**'
+      - '!.github/workflows/build.yml'
+      - '.vscode/**'
+      - 'docs/**'
+      - 'scripts/**'
+      - 'static/**'
+      - '*.md'
+    tags:
+      - '[0-9]+.[0-9]+.[0-9]+*'
+  workflow_dispatch:
+  pull_request:
+    paths-ignore:
+      - '.github/**'
+      - '!.github/workflows/build.yml'
+      - '.vscode/**'
+      - 'docs/**'
+      - 'scripts/**'
+      - 'static/**'
+      - '*.md'
+
+jobs:
+  build-matrix:
+    runs-on: ubuntu-18.04
+
+    steps:
+      # First of all, we clone the repo using the `checkout` action.
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      # 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: Build
+        run: |
+          sh .github/build.sh

.gitignore

@@ -1,2 +1,3 @@
 *.tmp
+build
 

sketch.json

@@ -0,0 +1,5 @@
+{
+  "cpu": {
+    "fqbn": "rp2040:rp2040:rpipico:flash=2097152_1048576,usbstack=tinyusb"
+  }
+}