Add Stream option to regression test GHA (#38129)

Author: clnoll

.github/workflows/regression_tests.yml

@@ -15,14 +15,16 @@ on:
   workflow_dispatch:
     inputs:
       connector_name:
-        description: "Connector name (e.g. source-faker)"
+        description: Connector name (e.g. source-faker)
         required: true
       connection_id:
-        description: "ID of the connection to test"
+        description: ID of the connection to test; use "auto" to let the connection retriever choose a connection
         required: true
       pr_url:
-        description: "URL of the PR containing the code change"
+        description: URL of the PR containing the code change
         required: true
+      streams:
+        description: Streams to include in regression tests
 
 jobs:
   regression_tests:
@@ -61,6 +63,16 @@ jobs:
         id: fetch_last_commit_id_wd
         run: echo "commit_id=$(git rev-parse origin/${{ steps.extract_branch.outputs.branch }})" >> $GITHUB_OUTPUT
 
+      - name: Setup Stream Parameters
+        if: github.event_name == 'workflow_dispatch'
+        run: |
+          if [ -z "${{ github.event.inputs.streams }}" ]; then
+            echo "STREAM_PARAMS=" >> $GITHUB_ENV
+          else
+            STREAMS=$(echo "${{ github.event.inputs.streams }}" | sed 's/,/ --connector_regression_tests.selected-streams=/g')
+            echo "STREAM_PARAMS=--connector_regression_tests.selected-streams=$STREAMS" >> $GITHUB_ENV
+          fi
+
       - name: Run Regression Tests [WORKFLOW DISPATCH]
         if: github.event_name == 'workflow_dispatch' # TODO: consider using the matrix strategy (https://docs.github.com/en/actions/using-jobs/using-a-matrix-for-your-jobs). See https://github.com/airbytehq/airbyte/pull/37659#discussion_r1583380234 for details.
         uses: ./.github/actions/run-airbyte-ci
@@ -77,4 +89,4 @@ jobs:
           github_token: ${{ secrets.GH_PAT_MAINTENANCE_OSS }}
           s3_build_cache_access_key_id: ${{ secrets.SELF_RUNNER_AWS_ACCESS_KEY_ID }}
           s3_build_cache_secret_key: ${{ secrets.SELF_RUNNER_AWS_SECRET_ACCESS_KEY }}
-          subcommand: "connectors --name ${{ github.event.inputs.connector_name }} test --only-step connector_regression_tests --connector_regression_tests.connection-id=${{ github.event.inputs.connection_id }} --connector_regression_tests.pr-url=${{ github.event.inputs.pr_url }}"
+          subcommand: connectors --name ${{ github.event.inputs.connector_name }} test --only-step connector_regression_tests --connector_regression_tests.connection-id=${{ github.event.inputs.connection_id }} --connector_regression_tests.pr-url=${{ github.event.inputs.pr_url }} ${{ env.STREAM_PARAMS }}