Add script to add seminar

bin/seminar-add

@@ -0,0 +1,50 @@
+#!/bin/bash
+#
+# Add a new seminar
+#
+# Copyright 2024 Diomidis Spinellis
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Fail on command errors and unset variables
+set -eu
+
+# Display usage information and exit
+usage()
+{
+  cat <<EOF 1>&2
+Usage: $(basename $0) yyyy-mm-dd
+EOF
+  exit 1
+}
+
+if [ $# != 1 ] || ! echo $1 | grep -qE '^[0-9]{4}-[0-9]{2}-[0-9]{2}$' ; then
+  usage
+fi
+
+if [[ "${PWD##*/}" != "seminars" ]] ; then
+  echo Command must run in the seminars directory 1>&2
+  exit 1
+fi
+
+cat >$1.md <<EOF
+title: 
+presenter: 
+date: $1
+time: 
+category: seminars
+
+
+#### Biography
+EOF