Fix doc links

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

README.md

@@ -19,11 +19,6 @@ GitHub Action to build and push Docker images with [Buildx](https://github.com/d
 features provided by [Moby BuildKit](https://github.com/moby/buildkit) builder toolkit. This includes multi-platform
 build, secrets, remote cache, etc. and different builder deployment/namespacing options.
 
-> :bulb: See also:
-> * [login](https://github.com/docker/login-action) action
-> * [setup-buildx](https://github.com/docker/setup-buildx-action) action
-> * [setup-qemu](https://github.com/docker/setup-qemu-action) action
-
 ![Screenshot](.github/build-push-action.png)
 
 ___
@@ -65,8 +60,8 @@ this restriction.
 In the examples below we are using 3 other actions:
 
 * [`setup-buildx`](https://github.com/docker/setup-buildx-action) action will create and boot a builder using by 
-default the `docker-container` [builder driver](https://github.com/docker/buildx#--driver-driver). This is
-**not required but recommended** using it to be able to build multi-platform images, export cache, etc.
+default the `docker-container` [builder driver](https://github.com/docker/buildx/blob/master/docs/reference/buildx_create.md#driver).
+This is **not required but recommended** using it to be able to build multi-platform images, export cache, etc.
 * [`setup-qemu`](https://github.com/docker/setup-qemu-action) action can be useful if you want
 to add emulation support with QEMU to be able to build against more platforms. 
 * [`login`](https://github.com/docker/login-action) action will take care to log in against a Docker registry.
@@ -208,14 +203,14 @@ Following inputs can be used as `step.with` keys
 | `tags`              | List/CSV | List of tags |
 | `pull`              | Bool     | Always attempt to pull a newer version of the image (default `false`) |
 | `target`            | String   | Sets the target stage to build |
-| `allow`             | List/CSV | List of [extra privileged entitlement](https://github.com/docker/buildx#--allowentitlement) (eg. `network.host,security.insecure`) |
+| `allow`             | List/CSV | List of [extra privileged entitlement](https://github.com/docker/buildx/blob/master/docs/reference/buildx_build.md#allow) (eg. `network.host,security.insecure`) |
 | `no-cache`          | Bool     | Do not use cache when building the image (default `false`) |
-| `platforms`         | List/CSV | List of [target platforms](https://github.com/docker/buildx#---platformvaluevalue) for build |
-| `load`              | Bool     | [Load](https://github.com/docker/buildx#--load) is a shorthand for `--output=type=docker` (default `false`) |
-| `push`              | Bool     | [Push](https://github.com/docker/buildx#--push) is a shorthand for `--output=type=registry` (default `false`) |
-| `outputs`           | List     | List of [output destinations](https://github.com/docker/buildx#-o---outputpath-typetypekeyvalue) (format: `type=local,dest=path`) |
-| `cache-from`        | List     | List of [external cache sources](https://github.com/docker/buildx#--cache-fromnametypetypekeyvalue) (eg. `type=local,src=path/to/dir`) |
-| `cache-to`          | List     | List of [cache export destinations](https://github.com/docker/buildx#--cache-tonametypetypekeyvalue) (eg. `type=local,dest=path/to/dir`) |
+| `platforms`         | List/CSV | List of [target platforms](https://github.com/docker/buildx/blob/master/docs/reference/buildx_build.md#platform) for build |
+| `load`              | Bool     | [Load](https://github.com/docker/buildx/blob/master/docs/reference/buildx_build.md#load) is a shorthand for `--output=type=docker` (default `false`) |
+| `push`              | Bool     | [Push](https://github.com/docker/buildx/blob/master/docs/reference/buildx_build.md#push) is a shorthand for `--output=type=registry` (default `false`) |
+| `outputs`           | List     | List of [output destinations](https://github.com/docker/buildx/blob/master/docs/reference/buildx_build.md#output) (format: `type=local,dest=path`) |
+| `cache-from`        | List     | List of [external cache sources](https://github.com/docker/buildx/blob/master/docs/reference/buildx_build.md#cache-from) (eg. `type=local,src=path/to/dir`) |
+| `cache-to`          | List     | List of [cache export destinations](https://github.com/docker/buildx/blob/master/docs/reference/buildx_build.md#cache-to) (eg. `type=local,dest=path/to/dir`) |
 | `secrets`           | List     | List of secrets to expose to the build (eg. `key=string`, `GIT_AUTH_TOKEN=mytoken`) |
 | `secret-files`      | List     | List of secret files to expose to the build (eg. `key=filename`, `MY_SECRET=./secret.txt`) |
 | `ssh`               | List     | List of SSH agent socket or keys to expose to the build |

UPGRADE.md

@@ -7,12 +7,12 @@
 * Rename `dockerfile` input to `file` for consistency with other Docker build tools
 * Rename `always_pull` input to `pull` for consistency with other Docker build tools
 * Add `builder` input to be able to choose a builder instance through our [setup-buildx action](https://github.com/docker/setup-buildx-action)
-* Add [`platforms`](https://github.com/docker/buildx#---platformvaluevalue) input to support multi-platform builds
-* Add [`allow`](https://github.com/docker/buildx#--allowentitlement) input
-* Add [`load`](https://github.com/docker/buildx#--load) input
-* Add [`outputs`](https://github.com/docker/buildx#-o---outputpath-typetypekeyvalue) input
-* Add [`cache-from`](https://github.com/docker/buildx#--cache-fromnametypetypekeyvalue) input (`cache_froms` removed)
-* Add [`cache-to`](https://github.com/docker/buildx#--cache-tonametypetypekeyvalue) input
+* Add `platforms` input to support multi-platform builds
+* Add `allow` input
+* Add `load` input
+* Add `outputs` input
+* Add `cache-from` input (`cache_froms` removed)
+* Add `cache-to` input
 * Rename `build_args` input to `build-args` for consistency with other Docker build tools
 * Add `secrets` input
 * Review `tags` input

docs/advanced/cache.md

@@ -3,7 +3,7 @@
 * [Registry cache](#registry-cache)
 * [GitHub cache](#github-cache)
 
-> More info about buildx cache: https://github.com/docker/buildx#--cache-fromnametypetypekeyvalue
+> More info about buildx cache: https://github.com/docker/buildx/blob/master/docs/reference/buildx_build.md#cache-from
 
 ## Registry cache
 

docs/advanced/push-multi-registries.md

@@ -41,7 +41,7 @@ jobs:
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
-          password: ${{ secrets.CR_PAT }}
+          password: ${{ secrets.GITHUB_TOKEN }}
       -
         name: Build and push
         uses: docker/build-push-action@v2

docs/advanced/tags-labels.md

@@ -64,8 +64,8 @@ jobs:
         uses: docker/login-action@v1
         with:
           registry: ghcr.io
-          username: ${{ secrets.GHCR_USERNAME }}
-          password: ${{ secrets.GHCR_TOKEN }}
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
       -
         name: Build and push
         uses: docker/build-push-action@v2