Adjust temperature offset value for WiFi mode

Author: davidkreidler

.github/workflows/arduino_build.yml

@@ -8,21 +8,81 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
-      - uses: arduino/compile-sketches@v1
+      - name: Setup Arduino CLI
+        uses: arduino/setup-arduino-cli@v2
         with:
-          fqbn: "esp32:esp32:esp32s2"
-          platforms: |
-            - name: esp32:esp32
-              source-url: https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json
-              version: 3.2.0
-          libraries: |
-            - name: FastLED
-            - name: Sensirion Core
-            - name: Sensirion I2C SCD4x
-            - name: WiFiManager
-            - name: esp32-waveshare-epd
-              source-path: ./esp32-waveshare-epd
-          sketch-paths: |
-            - .
+          version: "1.1.1"
+
+      - name: Install ESP32 core + libraries
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          ESP_URL="https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json"
+
+          arduino-cli core update-index --additional-urls "$ESP_URL"
+          arduino-cli core install esp32:esp32@3.2.0 --additional-urls "$ESP_URL"
+
+          arduino-cli lib update-index
+          arduino-cli lib install "FastLED" "Sensirion Core" "Sensirion I2C SCD4x" "WiFiManager"
+
+      - name: Compile and export binaries
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          # Find the sketch (.ino). If you have multiple, hardcode one path here.
+          INO="$(find . -maxdepth 3 -type f -name '*.ino' | head -n 1)"
+          if [[ -z "${INO:-}" ]]; then
+            echo "ERROR: No .ino sketch found."
+            exit 1
+          fi
+
+          SKETCH_DIR="$(dirname "$INO")"
+          echo "Using sketch: $INO"
+          echo "Sketch directory: $SKETCH_DIR"
+
+          arduino-cli compile \
+            --fqbn "esp32:esp32:esp32s2" \
+            --additional-urls "https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json" \
+            --library "$GITHUB_WORKSPACE/esp32-waveshare-epd" \
+            --export-binaries \
+            "$SKETCH_DIR"
+
+          echo "Exported binaries:"
+          find "$SKETCH_DIR" -type f -name '*.bin' -print || true
+
+      - name: Create FIRMWARE.BIN
+        shell: bash
+        run: |
+          set -euo pipefail
+
+          BIN="$(
+            find . -type f -name '*.bin' \
+              ! -path '*/.git/*' \
+              ! -name '*bootloader*' \
+              ! -name '*partitions*' \
+              ! -name '*ota_data_initial*' \
+              -printf '%s %p\n' \
+            | sort -nr \
+            | head -n 1 \
+            | awk '{print $2}'
+          )"
+
+          if [[ -z "${BIN:-}" || ! -f "$BIN" ]]; then
+            echo "ERROR: No firmware .bin found."
+            echo "All .bin files found:"
+            find . -type f -name '*.bin' -print || true
+            exit 1
+          fi
+
+          echo "Selected firmware bin: $BIN"
+          cp "$BIN" FIRMWARE.BIN
+
+      - name: Upload firmware artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: firmware
+          path: FIRMWARE.BIN

OpenCO2_Sensor.ino

@@ -317,7 +317,7 @@ void loadCredentials() {
 
 float getTempOffset() {
   if (!BatteryMode) {
-    if (useWiFi) return 12.2;
+    if (useWiFi) return 11.0;
     return 4.4;
   } else {
     return 0.0; // was with periodic measurment 0.8