diff --git a/.dockerignore b/.dockerignore
index b97cc1f..fa0334a 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -2,4 +2,7 @@ node_modules
 dist
 .git
 *.log
-public/
+public/videos/*
+!public/videos/.gitkeep
+**/.DS_Store
+
diff --git a/Dockerfile b/Dockerfile
index 2c1fd33..bb3771e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,8 +2,8 @@ FROM node:20-alpine AS base
 RUN corepack enable && corepack prepare pnpm@latest --activate
 WORKDIR /app
 
-# Create all required directories
-RUN mkdir -p public/images public/subtitles public/transcriptions
+# Create required directories
+RUN mkdir -p public/images/thumbnails public/subtitles public/transcriptions
 
 # Copy package files first
 COPY package.json pnpm-lock.yaml ./
@@ -16,24 +16,46 @@ RUN pnpm install --frozen-lockfile
 FROM base AS builder
 COPY --from=deps /app/node_modules ./node_modules
 COPY . .
+# Verification steps with output to file
+RUN echo "=== BUILDER STAGE: Verifying source files ===" > /verification.txt && \
+    echo "Contents of /app/public:" >> /verification.txt && \
+    ls -la /app/public >> /verification.txt && \
+    echo "\nContents of /app/public/images:" >> /verification.txt && \
+    ls -la /app/public/images >> /verification.txt && \
+    echo "\nContents of /app/public/images/thumbnails:" >> /verification.txt && \
+    ls -la /app/public/images/thumbnails >> /verification.txt && \
+    echo "\nAll files under public:" >> /verification.txt && \
+    find /app/public -type f >> /verification.txt
 RUN pnpm build
 
 # Production image
 FROM nginx:alpine AS runner
 
-# Create all required directories in nginx
-RUN mkdir -p /usr/share/nginx/html/images \
+# Create required directories
+RUN mkdir -p /usr/share/nginx/html/images/thumbnails \
     /usr/share/nginx/html/subtitles \
     /usr/share/nginx/html/transcriptions \
     /usr/share/nginx/html/videos
 
+# Copy verification file from builder
+COPY --from=builder /verification.txt /verification.txt
+
 # Copy built app and static assets
 COPY --from=builder /app/dist /usr/share/nginx/html
-COPY --from=builder /app/public/images /usr/share/nginx/html/images
+COPY --from=builder /app/public/images/ /usr/share/nginx/html/images/
 COPY --from=builder /app/public/subtitles /usr/share/nginx/html/subtitles
 COPY --from=builder /app/public/transcriptions /usr/share/nginx/html/transcriptions
 COPY nginx.conf /etc/nginx/conf.d/default.conf
 
+# Add runner stage verification to the file
+RUN echo "\n=== RUNNER STAGE: Verifying nginx html directory structure ===" >> /verification.txt && \
+    echo "Contents of /usr/share/nginx/html:" >> /verification.txt && \
+    ls -la /usr/share/nginx/html >> /verification.txt && \
+    echo "\nContents of /usr/share/nginx/html/images:" >> /verification.txt && \
+    ls -la /usr/share/nginx/html/images >> /verification.txt && \
+    echo "\nAll files under html:" >> /verification.txt && \
+    find /usr/share/nginx/html -type f >> /verification.txt
+
 EXPOSE 804
 
 CMD ["nginx", "-g", "daemon off;"]