update post endpoint, add upload script

upload.pl

@@ -0,0 +1,37 @@
+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+
+use Mojo::UserAgent;
+use Mojo::File;
+use Carp qw(croak carp);
+
+my $file = Mojo::File->new(shift)
+  || croak q{Expected $1 to be a file path, or couldn't open file};
+
+my $ua = Mojo::UserAgent->new;
+my $hn = shift || croak q{Expected $2 to be header name};
+my $pw = shift || croak q{Expected $3 to be password};
+my $ti = shift || croak q{Expected $4 to be title};
+my $sl = shift || croak q{Expected $5 to be slug};
+my $uri =
+  $ENV{BLOG_DEVELOPMENT} ? 'http://localhost:3000' : 'https://rawley.xyz';
+
+my $j = {
+    content => $file->slurp,
+    title   => $ti,
+    slug    => $sl
+};
+
+my $r =
+  $ua->post( ( $uri . '/blog' ) => { $hn => $pw } => json => $j )->result;
+
+if ( $r->is_success ) {
+    print 'Upload successful';
+}
+else {
+    carp q{Failed to upload } . $r->code;
+    exit 1;
+}
+