[Release] v1.3.13

CHANGELOG.md

@@ -0,0 +1,16 @@
+
+
+## [1.3.13](https://github.com/requestly/rq-proxy/compare/v1.3.12...v1.3.13) (2026-01-05)
+
+
+### 🐛 Bug Fixes
+
+* fix: support 204 in API Client via proxy (#73) ([](https://github.com/requestly/rq-proxy/commit/b5fdd94e5eae1c22c39b7a7f48a61eaf34102938)), closes [#73](https://github.com/requestly/rq-proxy/issues/73)
+
+
+### 🔧 Chores
+
+* [ENGG-5086] chore: improve content-type logic for body parsing (#74) ([](https://github.com/requestly/rq-proxy/commit/b0e812f4dc8b0fb4e8fa559c447bb56451477205)), closes [#74](https://github.com/requestly/rq-proxy/issues/74)
+* chore: added pipelines for release (#75) ([](https://github.com/requestly/rq-proxy/commit/78b2507e9b061b09f8350580707bd374b91a9c97)), closes [#75](https://github.com/requestly/rq-proxy/issues/75)
+* chore: update package-lock (#76) ([](https://github.com/requestly/rq-proxy/commit/bdf61520608c6f7106dc0d30c57344db4799a3bb)), closes [#76](https://github.com/requestly/rq-proxy/issues/76)
+* chore: update package-lock (#77) ([](https://github.com/requestly/rq-proxy/commit/c31b2a35fe1da1792421f4347e81433f86d16938)), closes [#77](https://github.com/requestly/rq-proxy/issues/77)

dist/components/proxy-middleware/constants.d.ts

@@ -9,3 +9,4 @@ export namespace RULE_ACTION {
     let MODIFY_REQUEST: string;
 }
 export const RQ_INTERCEPTED_CONTENT_TYPES: string[];
+export const RQ_INTERCEPTED_CONTENT_TYPES_REGEX: RegExp;

dist/components/proxy-middleware/constants.js

@@ -1,6 +1,6 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.RQ_INTERCEPTED_CONTENT_TYPES = exports.RULE_ACTION = void 0;
+exports.RQ_INTERCEPTED_CONTENT_TYPES_REGEX = exports.RQ_INTERCEPTED_CONTENT_TYPES = exports.RULE_ACTION = void 0;
 exports.RULE_ACTION = {
     REDIRECT: "redirect",
     MODIFY_HEADERS: "modify_headers",
@@ -22,3 +22,15 @@ exports.RQ_INTERCEPTED_CONTENT_TYPES = [
     "application/json",
     "application/manifest+json"
 ];
+exports.RQ_INTERCEPTED_CONTENT_TYPES_REGEX = new RegExp([
+    'text/html', // HTML documents
+    'text/plain', // Plain text
+    'text/javascript', // JavaScript files
+    'application/javascript', // JavaScript (standard MIME)
+    'application/x-javascript', // JavaScript (legacy)
+    'text/css', // CSS files
+    'application/css', // CSS (alternative)
+    'application/json', // JSON data
+    'application/.+\\+json', // JSON-based media types (including vendor-specific like application/vnd.*)
+].join('|'), 'i');
+// console.log(RQ_INTERCEPTED_CONTENT_TYPES_REGEX);

dist/components/proxy-middleware/index.js

@@ -147,7 +147,7 @@ class ProxyMiddlewareManager {
                     ctx.rq.set_original_request({ body: pre_final_body });
                     ctx.rq_request_body = pre_final_body;
                     let request_rule_applied = false;
-                    if (parsedBody && constants_1.RQ_INTERCEPTED_CONTENT_TYPES.includes(contentType)) {
+                    if (parsedBody && constants_1.RQ_INTERCEPTED_CONTENT_TYPES_REGEX.test(contentType)) {
                         // Do modifications, if any
                         const { action_result_objs, continue_request } = await rules_middleware.on_request_end(ctx);
                         if (!continue_request) {
@@ -189,13 +189,21 @@ class ProxyMiddlewareManager {
                     ctx.rq_response_body = body;
                     ctx.rq_parsed_response_body = parsedBody;
                     ctx.rq_response_status_code = (0, proxy_ctx_helper_1.getResponseStatusCode)(ctx);
-                    if (constants_1.RQ_INTERCEPTED_CONTENT_TYPES.includes(contentType) && parsedBody) {
+                    if (constants_1.RQ_INTERCEPTED_CONTENT_TYPES_REGEX.test(contentType) && parsedBody) {
                         ctx.rq_response_body = parsedBody;
                         ctx.rq.set_original_response({ body: parsedBody });
                     }
                     const { action_result_objs, continue_request } = await rules_middleware.on_response_end(ctx);
                     const statusCode = ctx.rq_response_status_code || (0, proxy_ctx_helper_1.getResponseStatusCode)(ctx);
-                    ctx.proxyToClientResponse.writeHead(statusCode, http_1.default.STATUS_CODES[statusCode], (0, proxy_ctx_helper_1.getResponseHeaders)(ctx));
+                    const responseHeaders = (0, proxy_ctx_helper_1.getResponseHeaders)(ctx);
+                    // For 204/304/1xx, remove content headers to prevent errors
+                    if (statusCode === 204 || statusCode === 304 || (statusCode >= 100 && statusCode < 200)) {
+                        delete responseHeaders['content-length'];
+                        delete responseHeaders['Content-Length'];
+                        delete responseHeaders['transfer-encoding'];
+                        delete responseHeaders['Transfer-Encoding'];
+                    }
+                    ctx.proxyToClientResponse.writeHead(statusCode, http_1.default.STATUS_CODES[statusCode], responseHeaders);
                     ctx.proxyToClientResponse.write(ctx.rq_response_body);
                     ctx.rq.set_final_response({
                         ...(0, proxy_ctx_helper_1.get_response_options)(ctx),

dist/components/proxy-middleware/rule_action_processor/processors/modify_response_processor.js

@@ -63,7 +63,7 @@ const process_modify_response_action = async (action, ctx) => {
         action.responseType === requestly_core_1.CONSTANTS.RESPONSE_BODY_TYPES.CODE) {
         const contentTypeHeader = (0, proxy_ctx_helper_1.getResponseContentTypeHeader)(ctx);
         const contentType = (0, http_helpers_1.getContentType)(contentTypeHeader);
-        if (constants_1.RQ_INTERCEPTED_CONTENT_TYPES.includes(contentType) || contentType == null) {
+        if (constants_1.RQ_INTERCEPTED_CONTENT_TYPES_REGEX.test(contentType) || contentType == null) {
             await modify_response_using_code(action, ctx);
             delete_breaking_headers(ctx);
             return (0, utils_1.build_action_processor_response)(action, true);

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@requestly/requestly-proxy",
-  "version": "1.3.12",
+  "version": "1.3.13",
   "description": "Proxy that gives superpowers to all the Requestly clients",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",