change all $env to ${}

Signed-off-by: Fredrik Adelöw <freben@gmail.com>

docs/features/techdocs/configuration.md

@@ -65,22 +65,18 @@ techdocs:
       # https://docs.aws.amazon.com/sdk-for-javascript/v3/developer-guide/loading-node-credentials-environment.html
       # https://docs.aws.amazon.com/sdk-for-javascript/v3/developer-guide/loading-node-credentials-shared.html
       credentials:
-        accessKeyId:
-          $env: TECHDOCS_AWSS3_ACCESS_KEY_ID_CREDENTIAL
-        secretAccessKey:
-          $env: TECHDOCS_AWSS3_SECRET_ACCESS_KEY_CREDENTIAL
+        accessKeyId: ${TECHDOCS_AWSS3_ACCESS_KEY_ID_CREDENTIAL}
+        secretAccessKey: ${TECHDOCS_AWSS3_SECRET_ACCESS_KEY_CREDENTIAL}
 
       # (Optional) AWS Region of the bucket.
       # If not set, AWS_REGION environment variable or aws config file will be used.
       # https://docs.aws.amazon.com/sdk-for-javascript/v3/developer-guide/setting-region.html
-      region:
-        $env: AWS_REGION
+      region: ${AWS_REGION}
 
       # (Optional) Endpoint URI to send requests to.
       # If not set, the default endpoint is built from the configured region.
       # https://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/S3.html#constructor-property
-      endpoint:
-        $env: AWS_ENDPOINT
+      endpoint: ${AWS_ENDPOINT}
 
     # Required when techdocs.publisher.type is set to 'azureBlobStorage'. Skip otherwise.
 
@@ -91,13 +87,11 @@ techdocs:
       # (Required) An account name is required to write to a storage blob container.
       # https://docs.microsoft.com/en-us/rest/api/storageservices/authorize-with-shared-key
       credentials:
-        accountName:
-          $env: TECHDOCS_AZURE_BLOB_STORAGE_ACCOUNT_NAME
+        accountName: ${TECHDOCS_AZURE_BLOB_STORAGE_ACCOUNT_NAME}
         # (Optional) An account key is required to write to a storage container.
         # If missing,AZURE_TENANT_ID, AZURE_CLIENT_ID, AZURE_CLIENT_SECRET environment variable will be used.
         # https://docs.microsoft.com/en-us/azure/storage/common/storage-auth?toc=/azure/storage/blobs/toc.json
-        accountKey:
-          $env: TECHDOCS_AZURE_BLOB_STORAGE_ACCOUNT_KEY
+        accountKey: ${TECHDOCS_AZURE_BLOB_STORAGE_ACCOUNT_KEY}
 
   # (Optional and Legacy) TechDocs makes API calls to techdocs-backend using this URL. e.g. get docs of an entity, get metadata, etc.
   # You don't have to specify this anymore.

docs/features/techdocs/using-cloud-storage.md

@@ -95,8 +95,7 @@ techdocs:
     type: 'googleGcs'
     googleGcs:
       bucketName: 'name-of-techdocs-storage-bucket'
-      credentials:
-        $env: GOOGLE_APPLICATION_CREDENTIALS
+      credentials: ${GOOGLE_APPLICATION_CREDENTIALS}
 ```
 
 **4. That's it!**
@@ -179,13 +178,10 @@ techdocs:
     type: 'awsS3'
     awsS3:
       bucketName: 'name-of-techdocs-storage-bucket'
-      region:
-        $env: AWS_REGION
+      region: ${AWS_REGION}
       credentials:
-        accessKeyId:
-          $env: AWS_ACCESS_KEY_ID
-        secretAccessKey:
-          $env: AWS_SECRET_ACCESS_KEY
+        accessKeyId: ${AWS_ACCESS_KEY_ID}
+        secretAccessKey: ${AWS_SECRET_ACCESS_KEY}
 ```
 
 Refer to the
@@ -202,8 +198,7 @@ techdocs:
     type: 'awsS3'
     awsS3:
       bucketName: 'name-of-techdocs-storage-bucket'
-      region:
-        $env: AWS_REGION
+      region: ${AWS_REGION}
       credentials:
         roleArn: arn:aws:iam::123456789012:role/my-backstage-role
 ```
@@ -276,8 +271,7 @@ techdocs:
     azureBlobStorage:
       containerName: 'name-of-techdocs-storage-bucket'
       credentials:
-        accountName:
-          $env: TECHDOCS_AZURE_BLOB_STORAGE_ACCOUNT_NAME
+        accountName: ${TECHDOCS_AZURE_BLOB_STORAGE_ACCOUNT_NAME}
 ```
 
 **3b. Authentication using app-config.yaml**
@@ -297,10 +291,8 @@ techdocs:
     azureBlobStorage:
       containerName: 'name-of-techdocs-storage-bucket'
       credentials:
-        accountName:
-          $env: TECHDOCS_AZURE_BLOB_STORAGE_ACCOUNT_NAME
-        accountKey:
-          $env: TECHDOCS_AZURE_BLOB_STORAGE_ACCOUNT_KEY
+        accountName: ${TECHDOCS_AZURE_BLOB_STORAGE_ACCOUNT_NAME}
+        accountKey: ${TECHDOCS_AZURE_BLOB_STORAGE_ACCOUNT_KEY}
 ```
 
 **4. That's it!**
@@ -361,20 +353,13 @@ techdocs:
     openStackSwift:
       containerName: 'name-of-techdocs-storage-bucket'
       credentials:
-        userName:
-          $env: OPENSTACK_SWIFT_STORAGE_USERNAME
-        password:
-          $env: OPENSTACK_SWIFT_STORAGE_PASSWORD
-      authUrl:
-        $env: OPENSTACK_SWIFT_STORAGE_AUTH_URL
-      keystoneAuthVersion:
-        $env: OPENSTACK_SWIFT_STORAGE_AUTH_VERSION
-      domainId:
-        $env: OPENSTACK_SWIFT_STORAGE_DOMAIN_ID
-      domainName:
-        $env: OPENSTACK_SWIFT_STORAGE_DOMAIN_NAME
-      region:
-        $env: OPENSTACK_SWIFT_STORAGE_REGION
+        userName: ${OPENSTACK_SWIFT_STORAGE_USERNAME}
+        password: ${OPENSTACK_SWIFT_STORAGE_PASSWORD}
+      authUrl: ${OPENSTACK_SWIFT_STORAGE_AUTH_URL}
+      keystoneAuthVersion: ${OPENSTACK_SWIFT_STORAGE_AUTH_VERSION}
+      domainId: ${OPENSTACK_SWIFT_STORAGE_DOMAIN_ID}
+      domainName: ${OPENSTACK_SWIFT_STORAGE_DOMAIN_NAME}
+      region: ${OPENSTACK_SWIFT_STORAGE_REGION}
 ```
 
 **4. That's it!**