Use Android Builder instead of Docker

Author: jkmassel

.buildkite/pipeline.yml

@@ -1,57 +1,50 @@
-common-params:
-  &publish-android-artifacts-docker-container
-  docker#v3.8.0:
-    image: "public.ecr.aws/automattic/android-build-image:v1.2.0"
-    propagate-environment: true
-    environment:
-      # DO NOT MANUALLY SET THESE VALUES!
-      # They are passed from the Buildkite agent to the Docker container
-      - "AWS_ACCESS_KEY"
-      - "AWS_SECRET_KEY"
+# Run everything on the `android` queue
+agents:
+  queue: android
+
+# Nodes with values to reuse in the pipeline.
+common_params:
+  # Common plugin settings to use with the `plugins` key.
+  - &common_plugins
+    - automattic/bash-cache#2.6.0
 
 steps:
   - label: "Publish :aztec"
     key: "publish-aztec"
-    plugins:
-      - *publish-android-artifacts-docker-container
     command: .buildkite/commands/publish-aztec.sh
+    plugins: *common_plugins
 
   - label: "Publish :glide-loader"
     key: "publish-glide-loader"
     depends_on:
       - "publish-aztec"
-    plugins:
-      - *publish-android-artifacts-docker-container
     command: .buildkite/commands/publish-glide-loader.sh
+    plugins: *common_plugins
 
   - label: "Publish :picasso-loader"
     key: "publish-picasso-loader"
     depends_on:
       - "publish-aztec"
-    plugins:
-      - *publish-android-artifacts-docker-container
     command: .buildkite/commands/publish-picasso-loader.sh
+    plugins: *common_plugins
 
   - label: "Publish :wordpress-shortcodes"
     key: "publish-wordpress-shortcodes"
     depends_on:
       - "publish-aztec"
-    plugins:
-      - *publish-android-artifacts-docker-container
     command: .buildkite/commands/publish-wordpress-shortcodes.sh
+    plugins: *common_plugins
 
   - label: "Publish :wordpress-comments"
     key: "publish-wordpress-comments"
     depends_on:
       - "publish-aztec"
-    plugins:
-      - *publish-android-artifacts-docker-container
     command: .buildkite/commands/publish-wordpress-comments.sh
+    plugins: *common_plugins
 
   - label: "Publish :media-placeholders"
     key: "publish-media-placeholders"
     depends_on:
       - "publish-aztec"
-    plugins:
-      - *publish-android-artifacts-docker-container
     command: .buildkite/commands/publish-media-placeholders.sh
+    plugins: *common_plugins