Add Fortify auth, Flux dark mode, demo seed, and Docker hot reload.

Protect recordings per user, seed a demo login on container start, and bind-mount the app with Vite HMR for local Compose development.

Dockerfile

@@ -1,5 +1,17 @@
 # syntax=docker/dockerfile:1
 
+FROM composer:2 AS vendor
+
+WORKDIR /app
+
+COPY composer.json composer.lock ./
+RUN composer install \
+        --no-dev \
+        --no-scripts \
+        --no-autoloader \
+        --prefer-dist \
+        --no-interaction
+
 FROM node:22-bookworm AS assets
 
 WORKDIR /app
@@ -7,6 +19,8 @@ WORKDIR /app
 COPY package.json package-lock.json ./
 RUN npm ci
 
+COPY --from=vendor /app/vendor ./vendor
+COPY composer.json composer.lock ./
 COPY vite.config.js ./
 COPY resources ./resources
 COPY public ./public
@@ -42,13 +56,8 @@ COPY --from=composer:2 /usr/bin/composer /usr/bin/composer
 
 WORKDIR /app
 
+COPY --from=vendor /app/vendor ./vendor
 COPY composer.json composer.lock ./
-RUN composer install \
-        --no-dev \
-        --no-scripts \
-        --no-autoloader \
-        --prefer-dist \
-        --no-interaction
 
 COPY . .
 COPY --from=assets /app/public/build ./public/build