fix copying logic

site-update.sh

@@ -42,7 +42,7 @@ checkout_branch() {
 }
 
 copy_to_dest () {
-    cp -r "${SRCDIR/*}" "${OUTDIR}"
+    cp -r "${SRCDIR}/." "${OUTDIR}"
 }
 
 update_publish() {
@@ -57,14 +57,18 @@ update_publish() {
     if [[ "$PUBONLY" == false ]]; then
         get_changes
     fi
-    diff "${SRCDIR} ${OUTDIR}"
-    local rc=$?
-    if [[ $rc -eq 1 ]]; then
+    if diff "${SRCDIR}" "${OUTDIR}" >/dev/null; then
+        echo "No changes detected."
+    else
         copy_to_dest
     fi
 }
 
 main() {
+    srcdirlen=${#SRCDIR}
+    if [[ ${SRCDIR:(-1)} == '/' ]]; then
+        SRCDIR=${SRCDIR:0:-1}
+    fi
     if [[ -f "$FILE" ]]; then
         while read -r src out rem; do
             # use rem as dummy variable to guarantee out countains one word