Add some sane defaults for Bitbucket

bldr.env.sample

@@ -1,23 +1,28 @@
 #!/bin/bash
 
-# Modify these as needed for the on-premise OAuth2 provider
-# The OAuth2 URLs below are configured as an example of using
-# the GitHub cloud service as a provider.
+# Modify these as needed for the on-premise OAuth2 provider.
+# The variables below are configured for GitHub by default,
+# but appropriate values for bitbucket are also included as
+# comments.
 
 # The URL for this instance of the on-prem depot
 export APP_URL=http://localhost
 
 # The OAUTH_PROVIDER value can be either "github" or "bitbucket"
 export OAUTH_PROVIDER=github
+# export OAUTH_PROVIDER=bitbucket
 
 # The OAUTH_API_URL is the API endpoint that will be used for user info
 export OAUTH_API_URL=https://api.github.com
+# export OAUTH_API_URL=https://api.bitbucket.org
 
 # The OAUTH_AUTHORIZE_URL is the *fully qualified* OAuth2 authorization endpoint
 export OAUTH_AUTHORIZE_URL=https://github.com/login/oauth/authorize
+# export OAUTH_AUTHORIZE_URL=https://bitbucket.org/site/oauth2/authorize
 
 # THe OAUTH_TOKEN_URL is the *fully qualified* OAuth2 token endpoint
 export OAUTH_TOKEN_URL=https://github.com/login/oauth/access_token
+# export OAUTH_TOKEN_URL=https://bitbucket.org/site/oauth2/access_token
 
 # The OAUTH_REDIRECT_URL is the registered OAuth2 redirect
 export OAUTH_REDIRECT_URL=http://localhost/