diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 00000000..c768e8b7
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,3 @@
+# 동봉한 LibreDWG 실행 파일 — 줄바꿈 변환이 닿으면 실행이 깨진다.
+B07_DesignDetail/openwebcad/tools/libredwg/*.exe binary
+B07_DesignDetail/openwebcad/tools/libredwg/*.dll binary
diff --git a/.gitignore b/.gitignore
index 5e816280..e1a96c2c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -58,3 +58,5 @@ tmp/
 # 코리도 서버 사전 생성 번들 — `npm run build:corridor` 산출물(2026-09-04).
 # 소스가 바뀌면 서버가 스스로 다시 만든다(B05_Profile_Corridor_Prebuild.py).
 config/corridor_node/
+# 횡단 서버 재계산 번들 — `npm run build:server-calc` 산출물(2026-09-06).
+config/server_calc_node/
diff --git a/package.json b/package.json
index a5e66137..7e20859b 100644
--- a/package.json
+++ b/package.json
@@ -5,8 +5,9 @@
   "type": "module",
   "scripts": {
     "dev": "node ./config/node_modules/vite/bin/vite.js --configLoader runner",
-    "build": "node ./config/node_modules/typescript/bin/tsc --noEmit && node ./config/node_modules/vite/bin/vite.js build --configLoader runner && npm run build:corridor && npm run build:b07-cad",
+    "build": "node ./config/node_modules/typescript/bin/tsc --noEmit && node ./config/node_modules/vite/bin/vite.js build --configLoader runner && npm run build:corridor && npm run build:server-calc && npm run build:b07-cad",
     "build:corridor": "node ./config/node_modules/vite/bin/vite.js build --configLoader runner --ssr ../B05_Profile/B05_Profile_Corridor_Node.ts --outDir ../config/corridor_node",
+    "build:server-calc": "node ./config/node_modules/vite/bin/vite.js build --configLoader runner --ssr ../B06_Section/B06_Section_Server_Calc_Node.ts --outDir ../config/server_calc_node",
     "install:b07-cad": "npm --prefix B07_DesignDetail/openwebcad install",
     "build:b07-cad": "npm run install:b07-cad && npm --prefix B07_DesignDetail/openwebcad run build",
     "preview": "node ./config/node_modules/vite/bin/vite.js preview --configLoader runner",