Simplify relay request headers

src/lib/twitter-client-posting.ts

@@ -71,7 +71,7 @@ export function withPosting<TBase extends AbstractConstructor<TwitterClientBase>
       let body = buildBody();
 
       try {
-        const headers = { ...this.getHeaders(), referer: 'https://x.com/compose/post' };
+        const headers = this.getJsonHeaders();
         let response = await this.fetchWithTimeout(urlWithOperation, {
           method: 'POST',
           headers,
@@ -88,14 +88,14 @@ export function withPosting<TBase extends AbstractConstructor<TwitterClientBase>
 
           response = await this.fetchWithTimeout(urlWithOperation, {
             method: 'POST',
-            headers: { ...this.getHeaders(), referer: 'https://x.com/compose/post' },
+            headers,
             body,
           });
 
           if (response.status === 404) {
             const retry = await this.fetchWithTimeout(TWITTER_GRAPHQL_POST_URL, {
               method: 'POST',
-              headers: { ...this.getHeaders(), referer: 'https://x.com/compose/post' },
+              headers,
               body,
             });
 
@@ -224,12 +224,8 @@ export function withPosting<TBase extends AbstractConstructor<TwitterClientBase>
       try {
         const response = await this.fetchWithTimeout(TWITTER_STATUS_UPDATE_URL, {
           method: 'POST',
-          headers: {
-            ...this.getBaseHeaders(),
-            'content-type': 'application/x-www-form-urlencoded',
-            referer: 'https://x.com/compose/post',
-          },
-          body: params.toString(),
+          headers: this.getHeaders(),
+          body: params,
         });
 
         if (!response.ok) {