feat(ci): Build idf examples with all overridden components

    - all component used in usb device and host examples are overridden
    - esp_tinyusb, usb and all class drivers
    - using ignore_build_warnings.txt from esp-idf to match the idf CI environment

Author: peter-marcisovsky

.github/ci/.idf-build-examples-rules.yml

@@ -15,9 +15,6 @@ examples/peripherals/usb/device/tusb_ncm:
     - if: SOC_USB_OTG_SUPPORTED != 1 or SOC_WIFI_SUPPORTED != 1
 
 examples/peripherals/usb/host:
-  enable:
-    - if: (IDF_VERSION >= "5.4.0")
-      reason: Run USB Host examples with overridden (esp-usb) USB component only for service releases
   disable:
     - if: SOC_USB_OTG_SUPPORTED != 1
 

.github/ci/.idf_build_examples_config.toml

@@ -11,7 +11,11 @@ target = "all"
 
 # build related options
 build_dir = "build_@t_@w"
-work_dir = "@f_@t_@w"
+
+# use ignore_build_warnings.txt from esp-idf
+ignore_warning_files = [
+    'tools/ci/ignore_build_warnings.txt',
+]
 
 # config rules
 config_rules = [

.github/workflows/build_idf_examples.yml

@@ -3,8 +3,11 @@
 #   - usb device examples: with overridden esp_tinyusb from esp-usb/device/esp_tinyusb
 #     - Only IDF Latest
 #
-#   - usb host examples: with overridden usb component from esp-usb/host/usb
-#     - Only service IDF releases
+#   - usb host examples:
+#     - Overridden usb component from esp-usb/host/usb and overridden class drivers from esp-usb/host/class
+#       - Only service IDF releases
+#     - Overridden class drivers from esp-usb/host/class
+#       - All (service + maintenance IDF releases)
 
 name: Build ESP-IDF USB examples
 
@@ -31,6 +34,7 @@ jobs:
     env:
       CONFIG_PATH: ${{ github.workspace }}/.github/ci/.idf_build_examples_config.toml
       MANIFEST_PATH: ${{ github.workspace }}/.github/ci/.idf-build-examples-rules.yml
+      EXAMPLES_PATH: ${{ github.workspace }}
     steps:
       - uses: actions/checkout@v4
         with:
@@ -40,14 +44,48 @@ jobs:
         run: |
           . ${IDF_PATH}/export.sh
           pip install idf-component-manager>=2.1.2 idf-build-apps==2.12.2 pyyaml --upgrade
+      - name: Setup IDF Examples path
+        run: echo "EXAMPLES_PATH=${IDF_PATH}/examples/peripherals/usb" >> $GITHUB_ENV
+      - name: Override device component
+        if: contains('latest', matrix.idf_ver)
+        run: |
+          . ${IDF_PATH}/export.sh
+          python .github/ci/override_managed_component.py esp_tinyusb device/esp_tinyusb ${{ env.EXAMPLES_PATH }}/device/*
+      - name: Override class components
+        run: |
+          . ${IDF_PATH}/export.sh
+
+          # cdc
+          python .github/ci/override_managed_component.py usb_host_cdc_acm host/class/cdc/usb_host_cdc_acm ${{ env.EXAMPLES_PATH }}/host/cdc/*
+
+          # hid
+          python .github/ci/override_managed_component.py usb_host_hid host/class/cdc/usb_host_hid ${{ env.EXAMPLES_PATH }}/host/hid/*
+
+          # msc
+          python .github/ci/override_managed_component.py usb_host_msc host/class/cdc/usb_host_msc ${{ env.EXAMPLES_PATH }}/host/msc/*
+
+          # uac
+          python .github/ci/override_managed_component.py usb_host_uac host/class/cdc/usb_host_uac ${{ env.EXAMPLES_PATH }}/host/uac/*
+
+          # uvc
+          python .github/ci/override_managed_component.py usb_host_uvc host/class/cdc/usb_host_uvc ${{ env.EXAMPLES_PATH }}/host/uvc/*
+
+      - name: Override usb component
+        if: contains('release-v5.4 release-v5.5 latest', matrix.idf_ver)
+        run: |
+          # Override usb component only for maintenance releases
+          . ${IDF_PATH}/export.sh
+          python .github/ci/override_managed_component.py usb host/usb ${{ env.EXAMPLES_PATH }}/host/*
       - name: Build ESP-IDF ${{ matrix.idf_ver }} USB examples
         shell: bash
         run: |
           . ${IDF_PATH}/export.sh
-
-          python .github/ci/override_managed_component.py esp_tinyusb device/esp_tinyusb ${IDF_PATH}/examples/peripherals/usb/device/*
-          python .github/ci/override_managed_component.py usb host/usb ${IDF_PATH}/examples/peripherals/usb/host/*
           cd ${IDF_PATH}
 
+          # Export compiler flags
+          export PEDANTIC_FLAGS="-DIDF_CI_BUILD -Werror -Werror=deprecated-declarations -Werror=unused-variable -Werror=unused-but-set-variable -Werror=unused-function"
+          export EXTRA_CFLAGS="${PEDANTIC_FLAGS} -Wstrict-prototypes"
+          export EXTRA_CXXFLAGS="${PEDANTIC_FLAGS}"
+
           idf-build-apps find --config-file ${CONFIG_PATH} --manifest-file ${MANIFEST_PATH}
           idf-build-apps build --config-file ${CONFIG_PATH} --manifest-file ${MANIFEST_PATH}