diff --git a/config-sub-converter/scripts/assemble-mihomo-config-dev.js b/config-sub-converter/scripts/assemble-mihomo-config-dev.js
index 30ba921..240728f 100644
--- a/config-sub-converter/scripts/assemble-mihomo-config-dev.js
+++ b/config-sub-converter/scripts/assemble-mihomo-config-dev.js
@@ -1,17 +1,15 @@
 /**
- * SUB STORE YAML ASSEMBLER (v3: With Cleaning Options)
- * * Arguments (via URL hash or Script args):
- * - clear-comments=true     : Remove full-line comments and debug headers.
- * - clear-manifest=true     : Remove 'manifest' block from x-substore.
- * - clear-replacements=true : Remove 'replacements' block from x-substore.
- * * Requires: Files must have header "# @file: filename.yaml"
+ * SUB STORE YAML ASSEMBLER (v4: Fix Duplicate Headers)
+ * * Arguments:
+ * - clear-comments=true
+ * - clear-manifest=true
+ * - clear-replacements=true
+ * * Requires: Header "# @file: filename.yaml" in input files.
  */
 
 // --- OPTIONS PARSING ---
-
 function normalizeOptions() {
   const args = (typeof $arguments !== "undefined" && $arguments) ? $arguments : {};
-
   const asBool = (v, def = false) => {
     if (v === undefined || v === null || v === "") return def;
     if (typeof v === "boolean") return v;
@@ -20,7 +18,6 @@ function normalizeOptions() {
     if (["0", "false", "no", "n", "off"].includes(s)) return false;
     return def;
   };
-
   return {
     clearComments: asBool(args['clear-comments'], false),
     clearManifest: asBool(args['clear-manifest'], false),
@@ -29,17 +26,13 @@ function normalizeOptions() {
 }
 
 // --- UTILS ---
-
 function normalizeFiles(rawFiles) {
   const map = new Map();
   if (!rawFiles || !Array.isArray(rawFiles)) return map;
-
   rawFiles.forEach((content) => {
     if (typeof content !== 'string') return;
     const match = content.match(/^#\s*@file:\s*(.+?)(\s|$)/m);
-    if (match) {
-      map.set(match[1].trim(), content);
-    }
+    if (match) map.set(match[1].trim(), content);
   });
   return map;
 }
@@ -60,7 +53,6 @@ function extractKey(block, indentLevel) {
   return match ? match[1].trim().replace(/['"]/g, "") : null;
 }
 
-// Remove lines that are purely comments
 function stripFullLineComments(text) {
   return text.split('\n')
     .filter(line => !line.trim().startsWith('#'))
@@ -85,7 +77,6 @@ function splitBlocks(text, type) {
 
   for (let i = 0; i < lines.length; i++) {
     const line = lines[i];
-    // Skip internal @file tags
     if (line.match(/^#\s*@file:/)) continue;
 
     if (isStart(line)) {
@@ -97,18 +88,16 @@ function splitBlocks(text, type) {
     if (currentBuf.length === 0 && !line.trim()) continue;
     currentBuf.push(line);
   }
-  
   if (currentBuf.length > 0) blocks.push(currentBuf.join("\n"));
   return blocks;
 }
 
 // --- MERGE LOGIC ---
-
 function processSection(sectionName, manifestEntries, fileMap, opts) {
   let sectionOutput = [];
   const seenKeys = new Set(); 
 
-  // Header
+  // Добавляем заголовок секции
   if (!['root', 'x-substore', 'rules'].includes(sectionName)) {
     sectionOutput.push(`${sectionName}:`);
   }
@@ -120,16 +109,20 @@ function processSection(sectionName, manifestEntries, fileMap, opts) {
     let content = fileMap.get(entry.file);
     if (!content) throw new Error(`CRITICAL: File "${entry.file}" not found.`);
 
-    // --- APPLY OPTION: clearComments (Part 1: Skip debug headers) ---
     if (!opts.clearComments) {
       sectionOutput.push(`\n# --- source: ${entry.file} | mode: ${entry.mode || "concat"} ---`);
     }
 
-    // --- APPLY OPTION: clearComments (Part 2: Strip content) ---
     if (opts.clearComments) {
       content = stripFullLineComments(content);
     }
 
+    // [FIX] Удаляем дублирующий заголовок x-substore из контента файла,
+    // но оставляем содержимое (оно уже имеет правильный отступ 2 пробела)
+    if (sectionName === 'x-substore') {
+       content = content.replace(/^x-substore:\s*(?:#.*)?$/m, '');
+    }
+
     const mode = entry.mode || "concat";
 
     if (mode === 'concat') {
@@ -151,8 +144,6 @@ function processSection(sectionName, manifestEntries, fileMap, opts) {
 
       for (const block of blocks) {
         let id = null;
-
-        // Logic to extract ID
         if (blockType === 'list') {
           id = extractName(block);
         } else if (blockType === 'map0') {
@@ -161,7 +152,7 @@ function processSection(sectionName, manifestEntries, fileMap, opts) {
           id = extractKey(block, 2);
         }
 
-        // --- APPLY OPTIONS: clearManifest / clearReplacements ---
+        // Apply cleaning options for x-substore content
         if (sectionName === 'x-substore' && id) {
           if (opts.clearManifest && id === 'manifest') continue;
           if (opts.clearReplacements && id === 'replacements') continue;
@@ -174,7 +165,6 @@ function processSection(sectionName, manifestEntries, fileMap, opts) {
           }
           seenKeys.add(id);
         }
-        
         sectionOutput.push(block);
       }
     }
@@ -184,12 +174,10 @@ function processSection(sectionName, manifestEntries, fileMap, opts) {
 }
 
 // --- MAIN EXECUTION ---
-
 try {
   const opts = normalizeOptions();
   const fileMap = normalizeFiles($files);
 
-  // Find Manifest
   let manifestKey = null;
   for (const k of fileMap.keys()) {
     if (k.startsWith("00-manifest")) {
@@ -199,7 +187,6 @@ try {
   }
   if (!manifestKey) throw new Error("Manifest file (00-manifest-...) not found.");
 
-  // Parse Manifest
   const manifestRaw = fileMap.get(manifestKey);
   const manifestObj = ProxyUtils.yaml.safeLoad(manifestRaw); 
   
@@ -210,7 +197,6 @@ try {
   const manifestList = manifestObj['x-substore'].manifest;
   const replacements = manifestObj['x-substore'].replacements || [];
 
-  // Plan
   const sectionOrder = [
     "x-substore", "root", "hosts", "sniffer", "tun", "dns", 
     "proxies", "proxy-providers", "proxy-groups", "rule-providers", "rules"
@@ -223,20 +209,15 @@ try {
     plan[entry.section].push(entry);
   });
 
-  // Assemble
   const finalChunks = [];
-
   for (const sec of sectionOrder) {
     if (!plan[sec] || plan[sec].length === 0) continue;
     const secStr = processSection(sec, plan[sec], fileMap, opts);
     finalChunks.push(secStr);
   }
 
-  // Join with double newline if comments allowed, else single/compact might be preferred, 
-  // but double is safer for YAML structure readability.
   let result = finalChunks.join("\n\n");
 
-  // Replacements
   if (Array.isArray(replacements)) {
     replacements.forEach(rep => {
       if (rep.from && rep.to) {