fix(build): migrate to using main branch

.github/.OwlBot.lock.yaml

@@ -1,3 +1,3 @@
 docker:
   image: gcr.io/repo-automation-bots/owlbot-nodejs:latest
-  digest: sha256:6245a5be4c0406d9b2f04f380d8b88ffe4655df3cdbb57626f8913e8d620f4dd
+  digest: sha256:72ff93409133b0cf277b8870f859e1ddde62d2e329f655311d4bfc16735d182e

.github/generated-files-bot.yml

@@ -8,9 +8,9 @@ generatedFiles:
 - path: '.github/generated-files-bot.+(yml|yaml)'
   message: '`.github/generated-files-bot.(yml|yaml)` should be updated in [`synthtool`](https://github.com/googleapis/synthtool)'
 - path: 'README.md'
-  message: '`README.md` is managed by [`synthtool`](https://github.com/googleapis/synthtool). However, a partials file can be used to update the README, e.g.: https://github.com/googleapis/nodejs-storage/blob/master/.readme-partials.yaml'
+  message: '`README.md` is managed by [`synthtool`](https://github.com/googleapis/synthtool). However, a partials file can be used to update the README, e.g.: https://github.com/googleapis/nodejs-storage/blob/main/.readme-partials.yaml'
 - path: 'samples/README.md'
-  message: '`samples/README.md` is managed by [`synthtool`](https://github.com/googleapis/synthtool). However, a partials file can be used to update the README, e.g.: https://github.com/googleapis/nodejs-storage/blob/master/.readme-partials.yaml'
+  message: '`samples/README.md` is managed by [`synthtool`](https://github.com/googleapis/synthtool). However, a partials file can be used to update the README, e.g.: https://github.com/googleapis/nodejs-storage/blob/main/.readme-partials.yaml'
 ignoreAuthors:
 - 'gcf-owl-bot[bot]'
 - 'yoshi-automation'

.github/workflows/ci.yaml

@@ -1,7 +1,7 @@
 on:
   push:
     branches:
-      - master
+      - main
   pull_request:
 name: ci
 jobs:

README.md

@@ -6,7 +6,7 @@
 
 [![release level](https://img.shields.io/badge/release%20level-general%20availability%20%28GA%29-brightgreen.svg?style=flat)](https://cloud.google.com/terms/launch-stages)
 [![npm version](https://img.shields.io/npm/v/@google-cloud/datastore.svg)](https://www.npmjs.org/package/@google-cloud/datastore)
-[![codecov](https://img.shields.io/codecov/c/github/googleapis/nodejs-datastore/master.svg?style=flat)](https://codecov.io/gh/googleapis/nodejs-datastore)
+[![codecov](https://img.shields.io/codecov/c/github/googleapis/nodejs-datastore/main.svg?style=flat)](https://codecov.io/gh/googleapis/nodejs-datastore)
 
 
 
@@ -15,7 +15,7 @@ Cloud Datastore Client Library for Node.js
 
 
 A comprehensive list of changes in each version may be found in
-[the CHANGELOG](https://github.com/googleapis/nodejs-datastore/blob/master/CHANGELOG.md).
+[the CHANGELOG](https://github.com/googleapis/nodejs-datastore/blob/main/CHANGELOG.md).
 
 * [Google Cloud Datastore Node.js Client API Reference][client-docs]
 * [Google Cloud Datastore Documentation][product-docs]
@@ -99,22 +99,22 @@ A workaround is available, provided by [@ohmpatel1997](https://github.com/ohmpat
 
 ## Samples
 
-Samples are in the [`samples/`](https://github.com/googleapis/nodejs-datastore/tree/master/samples) directory. Each sample's `README.md` has instructions for running its sample.
+Samples are in the [`samples/`](https://github.com/googleapis/nodejs-datastore/tree/main/samples) directory. Each sample's `README.md` has instructions for running its sample.
 
 | Sample                      | Source Code                       | Try it |
 | --------------------------- | --------------------------------- | ------ |
-| Concepts | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/concepts.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/concepts.js,samples/README.md) |
-| Error | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/error.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/error.js,samples/README.md) |
-| Export | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/export.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/export.js,samples/README.md) |
-| Import | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/import.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/import.js,samples/README.md) |
-| Indexes.get | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/indexes.get.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/indexes.get.js,samples/README.md) |
-| Indexes.list | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/indexes.list.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/indexes.list.js,samples/README.md) |
-| Quickstart | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/quickstart.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/quickstart.js,samples/README.md) |
-| Add Task | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/tasks.add.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.add.js,samples/README.md) |
-| Delete Task | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/tasks.delete.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.delete.js,samples/README.md) |
-| Legacy Samples | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/tasks.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.js,samples/README.md) |
-| List Tasks | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/tasks.list.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.list.js,samples/README.md) |
-| Update Task | [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/tasks.markdone.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.markdone.js,samples/README.md) |
+| Concepts | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/concepts.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/concepts.js,samples/README.md) |
+| Error | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/error.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/error.js,samples/README.md) |
+| Export | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/export.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/export.js,samples/README.md) |
+| Import | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/import.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/import.js,samples/README.md) |
+| Indexes.get | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/indexes.get.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/indexes.get.js,samples/README.md) |
+| Indexes.list | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/indexes.list.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/indexes.list.js,samples/README.md) |
+| Quickstart | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/quickstart.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/quickstart.js,samples/README.md) |
+| Add Task | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/tasks.add.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.add.js,samples/README.md) |
+| Delete Task | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/tasks.delete.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.delete.js,samples/README.md) |
+| Legacy Samples | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/tasks.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.js,samples/README.md) |
+| List Tasks | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/tasks.list.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.list.js,samples/README.md) |
+| Update Task | [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/tasks.markdone.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.markdone.js,samples/README.md) |
 
 
 
@@ -163,19 +163,19 @@ More Information: [Google Cloud Platform Launch Stages][launch_stages]
 
 ## Contributing
 
-Contributions welcome! See the [Contributing Guide](https://github.com/googleapis/nodejs-datastore/blob/master/CONTRIBUTING.md).
+Contributions welcome! See the [Contributing Guide](https://github.com/googleapis/nodejs-datastore/blob/main/CONTRIBUTING.md).
 
 Please note that this `README.md`, the `samples/README.md`,
 and a variety of configuration files in this repository (including `.nycrc` and `tsconfig.json`)
 are generated from a central template. To edit one of these files, make an edit
-to its template in this
-[directory](https://github.com/googleapis/synthtool/tree/master/synthtool/gcp/templates/node_library).
+to its templates in
+[directory](https://github.com/googleapis/synthtool).
 
 ## License
 
 Apache Version 2.0
 
-See [LICENSE](https://github.com/googleapis/nodejs-datastore/blob/master/LICENSE)
+See [LICENSE](https://github.com/googleapis/nodejs-datastore/blob/main/LICENSE)
 
 [client-docs]: https://cloud.google.com/nodejs/docs/reference/datastore/latest
 [product-docs]: https://cloud.google.com/datastore/docs

samples/README.md

@@ -42,7 +42,7 @@ Before running the samples, make sure you've followed the steps outlined in
 
 ### Concepts
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/concepts.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/concepts.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/concepts.js,samples/README.md)
 
@@ -59,7 +59,7 @@ __Usage:__
 
 ### Error
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/error.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/error.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/error.js,samples/README.md)
 
@@ -76,7 +76,7 @@ __Usage:__
 
 ### Export
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/export.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/export.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/export.js,samples/README.md)
 
@@ -93,7 +93,7 @@ __Usage:__
 
 ### Import
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/import.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/import.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/import.js,samples/README.md)
 
@@ -110,7 +110,7 @@ __Usage:__
 
 ### Indexes.get
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/indexes.get.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/indexes.get.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/indexes.get.js,samples/README.md)
 
@@ -127,7 +127,7 @@ __Usage:__
 
 ### Indexes.list
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/indexes.list.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/indexes.list.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/indexes.list.js,samples/README.md)
 
@@ -144,7 +144,7 @@ __Usage:__
 
 ### Quickstart
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/quickstart.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/quickstart.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/quickstart.js,samples/README.md)
 
@@ -163,7 +163,7 @@ __Usage:__
 
 Adds a task with a description <description>.
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/tasks.add.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/tasks.add.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.add.js,samples/README.md)
 
@@ -182,7 +182,7 @@ __Usage:__
 
 Deletes task <taskId>.
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/tasks.delete.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/tasks.delete.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.delete.js,samples/README.md)
 
@@ -199,7 +199,7 @@ __Usage:__
 
 ### Legacy Samples
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/tasks.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/tasks.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.js,samples/README.md)
 
@@ -218,7 +218,7 @@ __Usage:__
 
 Lists all tasks ordered by creation time.
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/tasks.list.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/tasks.list.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.list.js,samples/README.md)
 
@@ -237,7 +237,7 @@ __Usage:__
 
 Marks task <taskId> as Done.
 
-View the [source code](https://github.com/googleapis/nodejs-datastore/blob/master/samples/tasks.markdone.js).
+View the [source code](https://github.com/googleapis/nodejs-datastore/blob/main/samples/tasks.markdone.js).
 
 [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-datastore&page=editor&open_in_editor=samples/tasks.markdone.js,samples/README.md)