diff --git a/.idea/misc.xml b/.idea/misc.xml
index fe0b0da..f937d01 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ExternalStorageConfigurationManager" enabled="true" />
   <component name="FrameworkDetectionExcludesConfiguration">
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 2348fb0..e7fd9bc 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -6,7 +6,14 @@
   <component name="ChangeListManager">
     <list default="true" id="ceecbd3e-6a84-488d-ae73-a0b5b3f4010e" name="Changes" comment="">
       <change beforePath="$PROJECT_DIR$/.idea/gradle.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/gradle.xml" afterDir="false" />
+<<<<<<< HEAD
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+=======
+      <change beforePath="$PROJECT_DIR$/.idea/misc.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/tech/nevets/ngxinstaller/Server.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/tech/nevets/ngxinstaller/Server.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/tech/nevets/ngxinstaller/TextStorage.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/tech/nevets/ngxinstaller/TextStorage.java" afterDir="false" />
+>>>>>>> a954dc49f4c6943f06c97c50957ac1b1ac48088b
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -26,23 +33,7 @@
         </task>
         <projects_view>
           <tree_state>
-            <expand>
-              <path>
-                <item name="" type="6a2764b6:ExternalProjectsStructure$RootNode" />
-                <item name="NginxInstallerBackend" type="f1a62948:ProjectNode" />
-              </path>
-              <path>
-                <item name="" type="6a2764b6:ExternalProjectsStructure$RootNode" />
-                <item name="NginxInstallerBackend" type="f1a62948:ProjectNode" />
-                <item name="Tasks" type="e4a08cd1:TasksNode" />
-              </path>
-              <path>
-                <item name="" type="6a2764b6:ExternalProjectsStructure$RootNode" />
-                <item name="NginxInstallerBackend" type="f1a62948:ProjectNode" />
-                <item name="Tasks" type="e4a08cd1:TasksNode" />
-                <item name="shadow" type="c8890929:TasksNode$1" />
-              </path>
-            </expand>
+            <expand />
             <select />
           </tree_state>
         </projects_view>
@@ -73,6 +64,7 @@
     <option name="hideEmptyMiddlePackages" value="true" />
     <option name="showLibraryContents" value="true" />
   </component>
+<<<<<<< HEAD
   <component name="PropertiesComponent">{
   &quot;keyToString&quot;: {
     &quot;Gradle.NginxInstallerBackend [:Server.main()].executor&quot;: &quot;Debug&quot;,
@@ -90,6 +82,28 @@
   }
 }</component>
   <component name="RunManager" selected="Gradle.NginxInstallerBackend [shadowJar]">
+=======
+  <component name="PropertiesComponent"><![CDATA[{
+  "keyToString": {
+    "Gradle.NginxInstallerBackend [:Server.main()].executor": "Debug",
+    "Gradle.NginxInstallerBackend [shadowJar].executor": "Run",
+    "RunOnceActivity.OpenProjectViewOnStart": "true",
+    "RunOnceActivity.ShowReadmeOnStart": "true",
+    "WebServerToolWindowFactoryState": "false",
+    "git-widget-placeholder": "master",
+    "ignore.virus.scanning.warn.message": "true",
+    "kotlin-language-version-configured": "true",
+    "last_opened_file_path": "F:/Projects/Web/NginxInstallerBackend",
+    "node.js.detected.package.eslint": "true",
+    "node.js.detected.package.tslint": "true",
+    "node.js.selected.package.eslint": "(autodetect)",
+    "node.js.selected.package.tslint": "(autodetect)",
+    "nodejs_package_manager_path": "npm",
+    "vue.rearranger.settings.migration": "true"
+  }
+}]]></component>
+  <component name="RunManager" selected="Application.Server">
+>>>>>>> a954dc49f4c6943f06c97c50957ac1b1ac48088b
     <configuration name="Server" type="Application" factoryName="Application" temporary="true" nameIsGenerated="true">
       <option name="MAIN_CLASS_NAME" value="tech.nevets.ngxinstaller.Server" />
       <module name="NginxInstallerBackend.main" />
@@ -147,9 +161,14 @@
       <option name="number" value="Default" />
       <option name="presentableId" value="Default" />
       <updated>1703015833777</updated>
+<<<<<<< HEAD
       <workItem from="1703015834937" duration="11923000" />
       <workItem from="1703098848808" duration="606000" />
       <workItem from="1704314407897" duration="15000" />
+=======
+      <workItem from="1703015834937" duration="5516000" />
+      <workItem from="1703185574324" duration="1576000" />
+>>>>>>> a954dc49f4c6943f06c97c50957ac1b1ac48088b
     </task>
     <servers />
   </component>
diff --git a/src/main/java/tech/nevets/ngxinstaller/Server.java b/src/main/java/tech/nevets/ngxinstaller/Server.java
index abc462f..c6990ae 100644
--- a/src/main/java/tech/nevets/ngxinstaller/Server.java
+++ b/src/main/java/tech/nevets/ngxinstaller/Server.java
@@ -5,6 +5,10 @@ import com.google.gson.GsonBuilder;
 import com.google.gson.JsonObject;
 
 import java.net.URLDecoder;
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
 import java.nio.charset.StandardCharsets;
 import java.util.Timer;
 import java.util.TimerTask;
@@ -13,6 +17,7 @@ import static spark.Spark.*;
 
 public class Server {
     private static final Gson GSON = new GsonBuilder().setPrettyPrinting().create();
+    public static String cachedNginxSite = "";
     public static void main(String[] args) {
         if (args.length >= 1) {
             port(Integer.parseInt(args[0]));
@@ -20,9 +25,53 @@ public class Server {
             port(8080);
         }
 
+        try {
+            cachedNginxSite = getHTML("https://nginx.org/download/");
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+        port(8080);
+        options("/*",
+                (request, response) -> {
+
+                    String accessControlRequestHeaders = request
+                            .headers("Access-Control-Request-Headers");
+                    if (accessControlRequestHeaders != null) {
+                        response.header("Access-Control-Allow-Headers",
+                                accessControlRequestHeaders);
+                    }
+
+                    String accessControlRequestMethod = request
+                            .headers("Access-Control-Request-Method");
+                    if (accessControlRequestMethod != null) {
+                        response.header("Access-Control-Allow-Methods",
+                                accessControlRequestMethod);
+                    }
+
+                    return "OK";
+                });
+
+        before((request, response) -> response.header("Access-Control-Allow-Origin", "*"));
+        post("/ngx/dhv", (req, res) -> {
+            System.out.println(req.body());
+            JsonObject jsonObject = GSON.fromJson(req.body(), JsonObject.class);
+            String version = jsonObject.get("version").getAsString();
+            System.out.println(version);
+            try {
+                if (cachedNginxSite.contains(version + ".tar.gz")) {
+                    System.out.println("true");
+                    return "{ \"url\":\"true\" }";
+                }
+            } catch (Exception ignore) {
+                System.out.println("false");
+                return "{ \"url\":\"false\" }";
+            }
+            System.out.println("false");
+            return "{ \"url\":\"false\" }";
+        });
         post("/ngx/create", (req, res) -> {
             JsonObject jsonObject = GSON.fromJson(req.body(), JsonObject.class);
-            TextStorage ts = TextStorage.createPaste(jsonObject.get("content").getAsString());
+            TextStorage ts = TextStorage.createPaste(java.net.URLDecoder.decode(jsonObject.get("content").getAsString(), StandardCharsets.UTF_8));
             return "{ \"url\":\"https://api.nevets.tech/ngx/raw/" + ts.getId() + "\" }";
         });
         get("/ngx/raw/*", (req, res) -> {
@@ -43,7 +92,8 @@ public class Server {
                 res.status(404);
                 return "{\"error\":\"content not found\"}";
             }
-            return GSON.toJson(ts);
+            res.type("raw");
+            return ts.getText();
         });
 
 
@@ -52,6 +102,21 @@ public class Server {
         timer.schedule(tt, 0, 60000);
     }
 
+    public static String getHTML(String urlToRead) throws Exception {
+        StringBuilder result = new StringBuilder();
+        URL url = new URL(urlToRead);
+        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+        conn.setRequestMethod("GET");
+        try (BufferedReader reader = new BufferedReader(
+                new InputStreamReader(conn.getInputStream()))) {
+            for (String line; (line = reader.readLine()) != null; ) {
+                result.append(line);
+            }
+        }
+        return result.toString();
+    }
+
+
     static class GCTask extends TimerTask {
         @Override
         public void run() {