docs: add clarifying comments

Author: aasheptunov

.github/workflows/e2e-tests-on-pull-request.yml

@@ -21,10 +21,11 @@ jobs:
           repository: TourmalineCore/to-dos-local-env
           ref: feature/add-to-dos-api-cpp-release
 
-      # We need to make sure that the values-to-dos-api-cpp.yaml.gotmpl file hasn't been modified 
+      # we need to make sure that the values-to-dos-api-cpp.yaml.gotmpl file hasn't been modified 
       # in the `to-dos-local-env` repository, to ensure that the test runs as expected.
       - name: Verify values file checksum
         run: |
+          # the awk command is required to extract the target hash from the output of the sha256sum command
           VALUES_HASH=$(sha256sum deploy/values-to-dos-api-cpp.yaml.gotmpl | awk '{ print $1 }')
           if [ "$VALUES_HASH" != "88d14f527d1c39d9af93ddbe2f41462f01b523bdc340b4c62cb72c31a4c46d1f" ]; then
             echo "ERROR: checksum mismatch"