diff --git a/.dockerignore b/.dockerignore
index 05e8db2..c8a6475 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -26,6 +26,10 @@ Dockerfile
 .dockerignore
 tmp/
 
+# WebApp build artifacts (regenerated inside Docker)
+bot/app/web/templates/subscription_webapp.css
+bot/app/web/templates/subscription_webapp.min.*.js
+
 # Byte-compiled / optimized / DLL files
 **/__pycache__/
 **/*.py[cod]
diff --git a/.gitignore b/.gitignore
index d53fd8a..af83b61 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,6 +10,10 @@ scratch_*.py
 node_modules/
 .git/
 
+# WebApp build artifacts (regenerated by `npm run build:webapp` / Docker build)
+bot/app/web/templates/subscription_webapp.css
+bot/app/web/templates/subscription_webapp.min.*.js
+
 # Игнорировать кэш Python
 __pycache__/
 
diff --git a/Dockerfile b/Dockerfile
index a5346d1..7a6aa89 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.12-slim AS builder
+FROM python:3.12-slim AS python-builder
 
 WORKDIR /app
 
@@ -7,16 +7,39 @@ COPY requirements.txt .
 RUN --mount=type=cache,target=/root/.cache/pip \
     pip install --no-cache-dir -r requirements.txt
 
+
+FROM node:22-slim AS webapp-builder
+
+WORKDIR /webapp
+
+COPY package.json package-lock.json* ./
+RUN --mount=type=cache,target=/root/.npm \
+    if [ -f package-lock.json ]; then npm ci; else npm install; fi
+
+COPY bot/app/web/templates ./bot/app/web/templates
+COPY scripts/build_subscription_webapp_js.mjs ./scripts/build_subscription_webapp_js.mjs
+
+RUN npm run build:webapp
+
+
 FROM python:3.12-slim
 
 WORKDIR /app
 
 RUN useradd -u 10001 -m appuser
 
-COPY --from=builder /usr/local/lib/python3.12/site-packages /usr/local/lib/python3.12/site-packages
+COPY --from=python-builder /usr/local/lib/python3.12/site-packages /usr/local/lib/python3.12/site-packages
 
 COPY . .
 
+# Replace template assets with freshly built ones
+RUN rm -f bot/app/web/templates/subscription_webapp.css \
+          bot/app/web/templates/subscription_webapp.min.*.js
+COPY --from=webapp-builder /webapp/bot/app/web/templates/subscription_webapp.css \
+                           bot/app/web/templates/subscription_webapp.css
+COPY --from=webapp-builder /webapp/bot/app/web/templates/subscription_webapp.min.*.js \
+                           bot/app/web/templates/
+
 RUN rm -rf /root/.cache
 
 RUN mkdir -p /app/logs /app/data && chown -R appuser:appuser /app/logs /app/data