Migrate to GitHub workflow

.github/workflows/check.yml

@@ -0,0 +1,28 @@
+name: syntax, static code analyis and build check for c drivers
+
+on:
+  pull_request:
+    branches:
+      - master
+  push:
+    branches:
+      - master
+
+jobs:
+  code-analysis:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: awalsh128/cache-apt-pkgs-action@v1
+        with:
+          packages: cppcheck clang-format
+          version: 1.0
+      - name: clang-format syntax-check
+        run: |
+            find sht-common -type f -iregex ".*\.\(c\|h\|cpp\|ino\)" -exec clang-format -i -style=file {} \;
+            find shtc1 -type f -iregex ".*\.\(c\|h\|cpp\|ino\)" -exec clang-format -i -style=file {} \;
+            find sht3x -type f -iregex ".*\.\(c\|h\|cpp\|ino\)" -exec clang-format -i -style=file {} \;
+            find sht4x -type f -iregex ".*\.\(c\|h\|cpp\|ino\)" -exec clang-format -i -style=file {} \;
+            git diff --exit-code
+      - name: cppcheck static code analyis
+        run: cppcheck --std=c89 --language=c --error-exitcode=1 --enable=warning,style,performance,portability --suppress=unreadVariable -i sample-projects/  -i embedded-common/ -i release/ .

sht3x/sht3x.c

@@ -150,13 +150,12 @@ void sht3x_set_power_mode(sht3x_measurement_mode_t mode) {
 
 int16_t sht3x_read_serial(sht3x_i2c_addr_t addr, uint32_t* serial) {
     int16_t ret;
-    uint8_t serial_bytes[4];
 
     ret = sensirion_i2c_write_cmd(addr, SHT3X_CMD_READ_SERIAL_ID);
     sensirion_sleep_usec(SHT3X_CMD_DURATION_USEC);
 
     if (ret == STATUS_OK) {
-
+        uint8_t serial_bytes[4];
         ret = sensirion_i2c_read_words_as_bytes(
             addr, serial_bytes, SENSIRION_NUM_WORDS(serial_bytes));
         *serial = sensirion_bytes_to_uint32_t(serial_bytes);

shtc1/shtc1.c

@@ -140,7 +140,7 @@ int16_t shtc1_read_serial(uint32_t* serial) {
         return ret;
 
     *serial = ((uint32_t)serial_words[0] << 16) | serial_words[1];
-    return ret;
+    return 0;
 }
 
 const char* shtc1_get_driver_version(void) {