Update build_esp32.yml

additional changes to the esp32 github builder.

Author: mocleiri

.github/workflows/build_esp32.yml

@@ -56,21 +56,19 @@ jobs:
       - name: Setup IDF
         #        if: steps.cache-esp-idf.outputs.cache-hit != 'true'
         run: |
-          pwd
-          cd /__w/tensorflow-micropython-examples/tensorflow-micropython-examples
-          source ./micropython/tools/ci.sh && ci_esp32_setup_helper v4.3.1
-      - name: Cache tflm
-        id: cache-tflm
-        uses: actions/cache@v2
-        env:
-          cache-name: cache-tflm
-        with:
-          path: ./micropython-modules/microlite/tflm
-          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ env.tflm-commit }}
+          source /__w/tensorflow-micropython-examples/tensorflow-micropython-examples/micropython/tools/ci.sh && ci_esp32_setup_helper v4.3.1
+    #  - name: Cache tflm
+     #   id: cache-tflm
+      #  uses: actions/cache@v2
+       # env:
+       #   cache-name: cache-tflm
+      #  with:
+        #  path: ./micropython-modules/microlite/tflm
+        #  key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ env.tflm-commit }}
       - name: Setup Build for Tensorflow
 #        if: steps.cache-tflm.outputs.cache-hit != 'true'
         run: |
-          cd  /__w/tensorflow-micropython-examples/tensorflow-micropython-examples
+    #      cd  /__w/tensorflow-micropython-examples/tensorflow-micropython-examples
           # source ./esp-idf/export.sh
 
           pip3 install Pillow
@@ -79,7 +77,7 @@ jobs:
           echo "Regenerating microlite/tfm directory"
           rm -rf ./micropython-modules/microlite/tflm
 
-          cd ./tensorflow
+          cd /__w/tensorflow-micropython-examples/tensorflow-micropython-examples/tensorflow
 
           ../micropython-modules/microlite/prepare-tflm-esp.sh
 
@@ -93,7 +91,7 @@ jobs:
 
       - name: Build standard non-psram 4MB Flash firmware
         run: |
-          source ./esp-idf/export.sh
+         # source ./esp-idf/export.sh
 
           echo "cd ./boards/esp32/MICROLITE"
           cd ./boards/esp32/MICROLITE
@@ -114,7 +112,7 @@ jobs:
 
       - name: Build with psram support and 16MB Flash firmware
         run: |
-          source ./esp-idf/export.sh
+  #        source ./esp-idf/export.sh
 
           echo "cd ./boards/esp32/MICROLITE_SPIRAM_16M"
           cd ./boards/esp32/MICROLITE_SPIRAM_16M