feat: implement MCI session fetching using employee number

FetchTools.java

@@ -0,0 +1,54 @@
+import java.net.URI;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
+
+public class FetchTools {
+    public static void main(String[] args) throws Exception {
+        HttpClient client = HttpClient.newBuilder().build();
+        
+        HttpRequest sseReq = HttpRequest.newBuilder()
+            .uri(URI.create("https://axhubmcp.devjun.net/mcp/custom/cmm"))
+            .GET()
+            .build();
+            
+        HttpResponse<java.io.InputStream> sseRes = client.send(sseReq, HttpResponse.BodyHandlers.ofInputStream());
+        BufferedReader reader = new BufferedReader(new InputStreamReader(sseRes.body(), StandardCharsets.UTF_8));
+        
+        String line;
+        String postUrl = null;
+        while ((line = reader.readLine()) != null) {
+            if (line.startsWith("event:endpoint")) {
+                String dataLine = reader.readLine(); // data:http...
+                postUrl = dataLine.substring(5).trim();
+                break;
+            }
+        }
+        
+        if (postUrl != null) {
+            String payload = "{\"jsonrpc\":\"2.0\",\"id\":1,\"method\":\"tools/list\"}";
+            HttpRequest postReq = HttpRequest.newBuilder()
+                .uri(URI.create(postUrl))
+                .header("Content-Type", "application/json")
+                .POST(HttpRequest.BodyPublishers.ofString(payload))
+                .build();
+            
+            client.send(postReq, HttpResponse.BodyHandlers.discarding());
+            
+            // Now read the rest of SSE
+            while ((line = reader.readLine()) != null) {
+                if (line.startsWith("event:message")) {
+                    String dataLine = reader.readLine();
+                    if (dataLine.startsWith("data:")) {
+                        String json = dataLine.substring(5).trim();
+                        System.out.println(json);
+                        System.exit(0);
+                    }
+                }
+            }
+        }
+    }
+}