fix: add version check in publish script

.version

@@ -1 +1 @@
-v1.3.4
+v1.3.5

scripts/publish.sh

@@ -2,9 +2,18 @@
 
 set -e
 
+# Get the last version in repository
+CURRENT_VERSION=$(git describe --abbrev=0 --tags)
+
 # Get the declared version in .version file
 VERSION=$(cat .version)
 
+# Check if versions are equal
+if [ "$CURRENT_VERSION" = "$VERSION" ]; then
+    echo "Versions are equal. Nothing to publish"
+    exit 0
+fi
+
 # Tidy the repository
 go mod tidy
 
@@ -19,7 +28,7 @@ GOPROXY=proxy.golang.org go list -m github.com/Diegiwg/tt@"$VERSION"
 
 # Test if the version was published
 echo "Getting the version from https://pkg.go.dev/github.com/Diegiwg/tt@$VERSION..."
-OK=$(curl -o /dev/null -s -w "%{http_code}\n" https://pkg.go.dev/github.com/Diegiwg/tt@"$VERSION")
+OK=$(curl -o /dev/null -X 'POST' -s -w "%{http_code}\n" https://pkg.go.dev/github.com/Diegiwg/tt@"$VERSION")
 
 if [ "$OK" = "200" ]; then
     echo "Version $VERSION was published"