added cors filter, bumped version for release, updated readme.md

Author: armzilla

README.md

@@ -25,6 +25,5 @@ somewhat hacked together for now, please excuse the hard coded values
 
 grab the jar, run like this:
 ```
-java -jar amazon-echo-bridge-0.1.0.jar --upnp.config.address=192.168.1.240
+java -jar amazon-echo-bridge-0.1.0.jar 
 ```
-replace the --upnp.config.address value with the server ipv4 address.  To force ipv4 in java you can add the system property -Djava.net.preferIPv4Stack=true

pom.xml

@@ -5,7 +5,7 @@
 
 	<groupId>com.armzilla.ha</groupId>
 	<artifactId>amazon-echo-bridge</artifactId>
-	<version>0.1.1</version>
+	<version>0.1.2</version>
 	<packaging>jar</packaging>
 
 	<name>Amazon Echo Bridge</name>

src/main/java/com/armzilla/ha/filters/SpringBootCorsFilter.java

@@ -0,0 +1,35 @@
+package com.armzilla.ha.filters;
+
+import java.io.IOException;
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletResponse;
+import org.springframework.stereotype.Component;
+
+/**
+ * https://spring.io/guides/gs/rest-service-cors/
+ * for some reason i thought chrome would send only preflight HEAD request BEFORE the actual call?
+ *
+ * also.. component scan is making me really lazy
+ */
+@Component
+public class SpringBootCorsFilter implements Filter {
+
+	public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
+		HttpServletResponse response = (HttpServletResponse) res;
+		response.setHeader("Access-Control-Allow-Origin", "*");
+		response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
+		response.setHeader("Access-Control-Max-Age", "3600");
+		response.setHeader("Access-Control-Allow-Headers", "x-requested-with");
+		chain.doFilter(req, res);
+	}
+
+	public void init(FilterConfig filterConfig) {}
+
+	public void destroy() {}
+
+}