diff --git a/backend/services/analysis.service.js b/backend/services/analysis.service.js
index 91639c3..418778f 100644
--- a/backend/services/analysis.service.js
+++ b/backend/services/analysis.service.js
@@ -72,10 +72,16 @@ export default async function runAnalysis({ analysisRunId, installationId }) {
   let diffText = "";
   try {
     diffText = (
-      await axios.get(pr.diff_url, {
-        headers: ghHeaders,
-        responseType: "text",
-      })
+      await axios.get(
+        `https://api.github.com/repos/${pr_owner}/${repo_name}/pulls/${pr_number}.diff`,
+        {
+          headers: {
+            ...ghHeaders,
+            Accept: "application/vnd.github.v3.diff",
+          },
+          responseType: "text",
+        }
+      )
     ).data;
   } catch (err) {
     console.warn("Diff fetch failed:", err.message);
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 6230476..6804e0c 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -12,8 +12,8 @@ services:
       - llm
   llm:
     image: yb175/pullshark-llm:latest
-    expose:
-      - "8000"
+    ports:
+      - "8000:8000"
     restart: unless-stopped
 
   worker:
@@ -25,8 +25,3 @@ services:
     depends_on:
       - backend
 
-  frontend:
-    build: ./frontend
-    ports:
-      - "5173:5173"
-    restart: unless-stopped
diff --git a/frontend/Dockerfile b/frontend/Dockerfile
deleted file mode 100644
index 494f806..0000000
--- a/frontend/Dockerfile
+++ /dev/null
@@ -1,16 +0,0 @@
-FROM node:20-alpine
-
-WORKDIR /app
-
-COPY package*.json ./
-RUN npm install
-
-COPY . .
-
-RUN npm run build
-
-RUN npm install -g serve
-
-EXPOSE 5173
-
-CMD ["serve", "-s", "dist", "-l", "5173"]