Fix oppia#3864: Debug-sign locally deployed AABs (oppia#3867)

* Update oppia_android_application.bzl

Add debug signing to locally deployed AABs

* Update oppia_android_application.bzl

Undo change that leaked from a localization PR.

oppia_android_application.bzl

@@ -99,20 +99,26 @@ def _bundle_module_zip_into_deployable_aab_impl(ctx):
 
 def _generate_apks_and_install_impl(ctx):
  input_file = ctx.attr.input_file.files.to_list()[0]
+ debug_keystore_file = ctx.attr.debug_keystore.files.to_list()[0]
  apks_file = ctx.actions.declare_file("%s_processed.apks" % ctx.label.name)
  deploy_shell = ctx.actions.declare_file("%s_run.sh" % ctx.label.name)
 
  # Reference: https://developer.android.com/studio/command-line/bundletool#generate_apks.
+ # See also the Bazel BUILD file for the keystore for details on its password and alias.
  generate_apks_arguments = [
  "build-apks",
  "--bundle=%s" % input_file.path,
  "--output=%s" % apks_file.path,
+ "--ks=%s" % debug_keystore_file.path,
+ "--ks-pass=pass:android",
+ "--ks-key-alias=androiddebugkey",
+ "--key-pass=pass:android",
  ]
 
  # Reference: https://docs.bazel.build/versions/master/skylark/lib/actions.html#run.
  ctx.actions.run(
  outputs = [apks_file],
- inputs = ctx.files.input_file,
+ inputs = ctx.files.input_file + ctx.files.debug_keystore,
  tools = [ctx.executable._bundletool_tool],
  executable = ctx.executable._bundletool_tool.path,
  arguments = generate_apks_arguments,
@@ -207,6 +213,10 @@ _generate_apks_and_install = rule(
  allow_files = True,
  mandatory = True,
  ),
+ "debug_keystore": attr.label(
+ allow_files = True,
+ mandatory = True,
+ ),
  "_bundletool_tool": attr.label(
  executable = True,
  cfg = "host",
@@ -279,5 +289,6 @@ def declare_deployable_application(name, aab_target):
  _generate_apks_and_install(
  name = name,
  input_file = aab_target,
+ debug_keystore = "@bazel_tools//tools/android:debug_keystore",
  tags = ["manual"],
  )