Bump to v1.7.0

Author: zsims

README.md

@@ -27,7 +27,7 @@ RUN echo "my expensive build step"
 steps:
   - command: 'echo wow'
     plugins:
-      - seek-oss/docker-ecr-cache#v1.6.0
+      - seek-oss/docker-ecr-cache#v1.7.0
       - docker#v3.3.0
 ```
 
@@ -52,7 +52,7 @@ RUN npm install
 steps:
   - command: 'npm test'
     plugins:
-      - seek-oss/docker-ecr-cache#v1.6.0:
+      - seek-oss/docker-ecr-cache#v1.7.0:
           cache-on:
             - package-lock.json
       - docker#v3.3.0:
@@ -66,7 +66,7 @@ The `cache-on` property also supports Bash globbing with `globstar`:
 steps:
   - command: 'npm test'
     plugins:
-      - seek-oss/docker-ecr-cache#v1.6.0:
+      - seek-oss/docker-ecr-cache#v1.7.0:
           cache-on:
             - '**/package.json' # monorepo with multiple manifest files
             - yarn.lock
@@ -83,7 +83,7 @@ It's possible to specify the Dockerfile to use by:
 steps:
   - command: 'echo wow'
     plugins:
-      - seek-oss/docker-ecr-cache#v1.6.0:
+      - seek-oss/docker-ecr-cache#v1.7.0:
           dockerfile: my-dockerfile
       - docker#v3.3.0
 ```
@@ -104,7 +104,7 @@ stage to run commands against:
 steps:
   - command: 'cargo test'
     plugins:
-      - seek-oss/docker-ecr-cache#v1.6.0:
+      - seek-oss/docker-ecr-cache#v1.7.0:
           target: build-deps
       - docker#v3.3.0
 ```
@@ -132,7 +132,7 @@ steps:
     env:
       ARG_1: wow
     plugins:
-      - seek-oss/docker-ecr-cache#v1.6.0:
+      - seek-oss/docker-ecr-cache#v1.7.0:
           build-args:
             - ARG_1
             - ARG_2=such
@@ -147,7 +147,7 @@ steps:
     env:
       ARG_1: wow
     plugins:
-      - seek-oss/docker-ecr-cache#v1.6.0:
+      - seek-oss/docker-ecr-cache#v1.7.0:
           additional-build-args: '--ssh= default=\$SSH_AUTH_SOCK'
       - docker#v3.3.0
 ```
@@ -162,7 +162,7 @@ optionally use a custom repository name:
 steps:
   - command: 'echo wow'
     plugins:
-      - seek-oss/docker-ecr-cache#v1.6.0:
+      - seek-oss/docker-ecr-cache#v1.7.0:
           ecr-name: my-unique-repository-name
           ecr-tags: 
             Key: Value
@@ -178,7 +178,7 @@ By default images are kept in ECR for up to 30 days. This can be changed by spec
 steps:
   - command: 'echo wow'
     plugins:
-      - seek-oss/docker-ecr-cache#v1.6.0:
+      - seek-oss/docker-ecr-cache#v1.7.0:
           max-age-days: 7
       - docker#v3.3.0
 ```
@@ -191,7 +191,7 @@ By default image name and computed tag are exported to the Docker buildkite plug
 steps:
   - command: 'echo wow'
     plugins:
-      - seek-oss/docker-ecr-cache#v1.6.0:
+      - seek-oss/docker-ecr-cache#v1.7.0:
           export-env-variable: BUILDKITE_PLUGIN_MY_CUSTOM_PLUGIN_CACHE_IMAGE
       - my-custom-plugin#v1.0.0
  ```