Exclude OPTIONS requests (#24)

Author: itssimon

src/main/java/io/apitally/spring/ApitallyFilter.java

@@ -42,7 +42,7 @@ public ApitallyFilter(ApitallyClient client) {
     @Override
     protected void doFilterInternal(@NonNull HttpServletRequest request, @NonNull HttpServletResponse response,
             @NonNull FilterChain filterChain) throws ServletException, IOException {
-        if (!client.isEnabled()) {
+        if (!client.isEnabled() || request.getMethod().equals("OPTIONS")) {
             filterChain.doFilter(request, response);
             return;
         }

src/main/java/io/apitally/spring/ApitallyUtils.java

@@ -6,6 +6,7 @@
 
 import org.springframework.boot.SpringBootVersion;
 import org.springframework.core.SpringVersion;
+import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.servlet.mvc.condition.PathPatternsRequestCondition;
 import org.springframework.web.servlet.mvc.condition.PatternsRequestCondition;
 import org.springframework.web.servlet.mvc.method.RequestMappingInfo;
@@ -19,6 +20,7 @@ public static List<Path> getPaths(RequestMappingHandlerMapping requestMappingHan
                 .flatMap(entry -> {
                     RequestMappingInfo mappingInfo = entry.getKey();
                     return mappingInfo.getMethodsCondition().getMethods().stream()
+                            .filter(method -> method != RequestMethod.OPTIONS && method != RequestMethod.HEAD)
                             .flatMap(method -> {
                                 PathPatternsRequestCondition pathPatterns = mappingInfo.getPathPatternsCondition();
                                 if (pathPatterns != null && pathPatterns.getPatterns() != null) {