Switch webapp build to Dockerfile and remove Nixpacks

.dockerignore

@@ -0,0 +1,9 @@
+.git
+.gitea
+.nuxt
+.output
+node_modules
+*.log
+.DS_Store
+coverage
+dist

Dockerfile

@@ -1,24 +1,27 @@
-FROM node:22-slim AS build
+FROM node:22-slim AS base
 
 ENV PNPM_HOME=/pnpm
 ENV PATH=$PNPM_HOME:$PATH
-ENV NODE_OPTIONS=--max-old-space-size=2048
-ENV NUXT_SOURCEMAP=false
-ENV NUXT_MINIFY=false
-ENV SENTRY_ENABLED=false
-ENV NUXT_TELEMETRY_DISABLED=1
 
 WORKDIR /app
 
 RUN corepack enable
 
 COPY package.json pnpm-lock.yaml ./
-RUN pnpm install --frozen-lockfile
+RUN pnpm install --frozen-lockfile --config.confirmModulesPurge=false
+
+FROM base AS build
+
+ENV NODE_OPTIONS=--max-old-space-size=2048
+ENV NUXT_SOURCEMAP=false
+ENV NUXT_MINIFY=false
+ENV SENTRY_ENABLED=false
+ENV NUXT_TELEMETRY_DISABLED=1
 
 COPY . .
-RUN pnpm run build
+RUN pnpm run build && pnpm prune --prod
 
-FROM node:22-slim
+FROM node:22-slim AS runtime
 
 WORKDIR /app
 

nixpacks.toml

@@ -1,25 +0,0 @@
-providers = []
-buildImage = 'ghcr.io/railwayapp/nixpacks:ubuntu-1745885067'
-
-[variables]
-CI = 'true'
-NIXPACKS_METADATA = 'node'
-NODE_ENV = 'production'
-[phases.build]
-dependsOn = ['install']
-cmds = ['node scripts/load-secrets.mjs && source .env.infisical && pnpm run build']
-cacheDirectories = ['node_modules/.cache']
-
-[phases.install]
-dependsOn = ['setup']
-cmds = ['pnpm install --frozen-lockfile --config.confirmModulesPurge=false']
-cacheDirectories = ['/root/.local/share/pnpm/store']
-paths = ['/app/node_modules/.bin']
-
-[phases.setup]
-nixPkgs = ['nodejs_22', 'pnpm']
-nixpkgsArchive = '23f9169c4ccce521379e602cc82ed873a1f1b52b'
-
-[start]
-cmd = 'node scripts/load-secrets.mjs && source .env.infisical && node --import ./.output/server/sentry.server.config.mjs .output/server/index.mjs'
-