(Android) Example CI Workflow

Example Workflow for commits on the main branch of an Android app. The Workflow contains:

---
format_version: '11'
default_step_lib_source: https://github.com/bitrise-io/bitrise-steplib.git
project_type: android
workflows:
  ci:
    steps:
    - activate-ssh-key@4:
        run_if: '{{getenv "SSH_RSA_PRIVATE_KEY" | ne ""}}'
    - git-clone@6: {}
    - cache-pull@2: {}
    - android-unit-test@1:
        inputs:
        - project_location: $PROJECT_LOCATION
        - variant: $VARIANT
    - android-build-for-ui-testing@0:
        inputs:
        - variant: $VARIANT
        - module: $MODULE
    - virtual-device-testing-for-android@1:
        inputs:
        - test_type: instrumentation
    - android-lint@0:
        inputs:
        - variant: "$VARIANT"
    - android-build@1:
        inputs:
        - project_location: "$PROJECT_LOCATION"
        - module: "$MODULE"
        - variant: "$VARIANT"
    - deploy-to-bitrise-io@2: {}
    - slack@3:
        inputs:
        - channel: "#build-notifications"
        - webhook_url: "$SLACK_WEBHOOK"
    - cache-push@2: {}
app:
  envs:
  - opts:
      is_expand: false
    PROJECT_LOCATION: "."
  - opts:
      is_expand: false
    MODULE: app
  - VARIANT: debug
    opts:
      is_expand: false
trigger_map:
- push_branch: main
  workflow: ci