repobrowse: shorten env name to REPOBROWSE_CONFIG

...From PI_REPOBROWSE_CONFIG.  The "PI_" prefix is
a bit too long and "repobrowse" is nearly an independent
project at this point from a user-perspective.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/PublicInbox/RepobrowseConfig.pm b/lib/PublicInbox/RepobrowseConfig.pm
index 5752beed..703212d9 100644
--- a/lib/PublicInbox/RepobrowseConfig.pm
+++ b/lib/PublicInbox/RepobrowseConfig.pm
@@ -17,7 +17,7 @@ sub new {
 }
 
 sub default_file {
-        my $f = $ENV{PI_REPOBROWSE_CONFIG};
+        my $f = $ENV{REPOBROWSE_CONFIG};
         return $f if defined $f;
         PublicInbox::Config::config_dir() . '/repobrowse_config';
 }