adds resticprofile backup service to compose.yml

resticprofile/db_dump.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+sql_dump_script = ".output
+.dump
+.exit"
+
+cd /app/var
+for db in *.db
+do
+    basename=$(echo "$db" | sed "s/\.db$//" | sed "s/\s/_/g")
+    timestamp=$(date +%Y-%m-%dT%H-%M-%S.%N)
+    echo "$sql_dump_script" \
+        | sqlite3 "$db" \
+        > "backups/${basename}_dump_${timestamp}.sql"
+done