[PATCH] examples/*.psgi: add examples for -httpd

[Eric Wong <e@yhbt.net>]

public-inbox-httpd should work with any PSGI files, so make
it more apparent to people reading .psgi examples.
---
 examples/cgit.psgi         | 5 ++++-
 examples/highlight.psgi    | 4 ++++
 examples/newswww.psgi      | 5 ++++-
 examples/public-inbox.psgi | 5 +++++
 4 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/examples/cgit.psgi b/examples/cgit.psgi
index 3aaa4515..e72e832d 100644
--- a/examples/cgit.psgi
+++ b/examples/cgit.psgi
@@ -4,8 +4,11 @@
 #
 # PublicInbox::Cgit may be used independently of WWW.
 #
-# Usage:
+# Usage (development, with auto-reload):
 #	plackup -I lib -o 127.0.0.1 -R lib -r examples/cgit.psgi
+#
+# Usage (production, with public-inbox-httpd(1)):
+#	public-inbox-httpd [OPTIONS] /path/to/examples/cgit.psgi
 use strict;
 use warnings;
 use Plack::Builder;
diff --git a/examples/highlight.psgi b/examples/highlight.psgi
index fd653b18..23ec7861 100644
--- a/examples/highlight.psgi
+++ b/examples/highlight.psgi
@@ -5,6 +5,10 @@
 # Usage: plackup [OPTIONS] /path/to/this/file
 # A startup command for development which monitors changes:
 #	plackup -I lib -o 127.0.0.1 -R lib -r examples/highlight.psgi
+#
+# .psgi paths may also be passed to public-inbox-httpd(1) for
+# production deployments:
+#	public-inbox-httpd [OPTIONS] /path/to/examples/highlight.psgi
 use strict;
 use warnings;
 use PublicInbox::WwwHighlight;
diff --git a/examples/newswww.psgi b/examples/newswww.psgi
index 4753a501..3cce7191 100644
--- a/examples/newswww.psgi
+++ b/examples/newswww.psgi
@@ -8,8 +8,11 @@
 # inbox.  NewsWWW exists because people (or software) can mishandle
 # "nntp://" or "news://" URLs as "http://" (or "https://")
 #
-# Usage:
+# Usage (development, with auto-reload):
 #	plackup -I lib -o 127.0.0.1 -R lib -r examples/newswww.psgi
+#
+# Usage (production, with public-inbox-httpd(1)):
+#	public-inbox-httpd [OPTIONS] /path/to/examples/newsww.psgi
 use strict;
 use warnings;
 use Plack::Builder;
diff --git a/examples/public-inbox.psgi b/examples/public-inbox.psgi
index b9817e83..9891a1f0 100644
--- a/examples/public-inbox.psgi
+++ b/examples/public-inbox.psgi
@@ -3,8 +3,13 @@
 # License: GPL-3.0+ <https://www.gnu.org/licenses/gpl-3.0.txt>
 # Note: this is part of our test suite, update t/plack.t if this changes
 # Usage: plackup [OPTIONS] /path/to/this/file
+#
 # A startup command for development which monitors changes:
 #	plackup -I lib -o 127.0.0.1 -R lib -r examples/public-inbox.psgi
+#
+# .psgi paths may also be passed to public-inbox-httpd(1) for
+# production deployments:
+#	public-inbox-httpd [OPTIONS] /path/to/examples/public-inbox.psgi
 use strict;
 use warnings;
 use PublicInbox::WWW;