diff --git a/.github/workflows/docker-build-push.yaml b/.github/workflows/docker-build-push.yaml
new file mode 100644
index 000000000..f3bd2cdb3
--- /dev/null
+++ b/.github/workflows/docker-build-push.yaml
@@ -0,0 +1,88 @@
+name: Docker build & push image
+
+on:
+  push:
+    branches: [v4]
+    tags: ["v*"]
+  pull_request:
+    branches: [v4]
+    paths:
+      - .github/workflows/docker-build-push.yaml
+      - quartz/**
+  workflow_dispatch:
+
+jobs:
+  build:
+    if: ${{ github.repository == 'jackyzha0/quartz' }} # Comment this out if you want to publish your own images on a fork!
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set lowercase repository owner environment variable
+        run: |
+          echo "OWNER_LOWERCASE=${OWNER,,}" >> ${GITHUB_ENV}
+        env:
+          OWNER: "${{ github.repository_owner }}"
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - name: Inject slug/short variables
+        uses: rlespinasse/github-slug-action@v4.4.1
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          install: true
+          driver-opts: |
+            image=moby/buildkit:master
+            network=host
+      - name: Install cosign
+        if: github.event_name != 'pull_request'
+        uses: sigstore/cosign-installer@v3.7.0
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        if: github.event_name != 'pull_request'
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata tags and labels on PRs
+        if: github.event_name == 'pull_request'
+        id: meta-pr
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ env.OWNER_LOWERCASE }}/quartz
+          tags: |
+            type=raw,value=sha-${{ env.GITHUB_SHA_SHORT }}
+          labels: |
+            org.opencontainers.image.source="https://github.com/${{ github.repository_owner }}/quartz"
+      - name: Extract metadata tags and labels for main, release or tag
+        if: github.event_name != 'pull_request'
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          flavor: |
+            latest=auto
+          images: ghcr.io/${{ env.OWNER_LOWERCASE }}/quartz
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}.{{minor}}.{{patch}}
+            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) }}
+            type=raw,value=sha-${{ env.GITHUB_SHA_SHORT }}
+          labels: |
+            maintainer=${{ github.repository_owner }}
+            org.opencontainers.image.source="https://github.com/${{ github.repository_owner }}/quartz"
+
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@v6
+        with:
+          push: ${{ github.event_name != 'pull_request' }}
+          build-args: |
+            GIT_SHA=${{ env.GITHUB_SHA }}
+            DOCKER_LABEL=sha-${{ env.GITHUB_SHA_SHORT }}
+          tags: ${{ steps.meta.outputs.tags || steps.meta-pr.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels || steps.meta-pr.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha
diff --git a/Dockerfile b/Dockerfile
index 1d9e5915f..4493853e2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:20-slim as builder
+FROM node:20-slim AS builder
 WORKDIR /usr/src/app
 COPY package.json .
 COPY package-lock.json* .
diff --git a/quartz/i18n/index.ts b/quartz/i18n/index.ts
index edde307f5..2fba70e16 100644
--- a/quartz/i18n/index.ts
+++ b/quartz/i18n/index.ts
@@ -19,6 +19,7 @@ import pt from "./locales/pt-BR"
 import hu from "./locales/hu-HU"
 import fa from "./locales/fa-IR"
 import pl from "./locales/pl-PL"
+import cs from "./locales/cs-CZ"
 
 export const TRANSLATIONS = {
   "en-US": enUs,
@@ -62,6 +63,7 @@ export const TRANSLATIONS = {
   "hu-HU": hu,
   "fa-IR": fa,
   "pl-PL": pl,
+  "cs-CZ": cs,
 } as const
 
 export const defaultTranslation = "en-US"
diff --git a/quartz/i18n/locales/cs-CZ.ts b/quartz/i18n/locales/cs-CZ.ts
new file mode 100644
index 000000000..bf089d137
--- /dev/null
+++ b/quartz/i18n/locales/cs-CZ.ts
@@ -0,0 +1,84 @@
+import { Translation } from "./definition"
+
+export default {
+  propertyDefaults: {
+    title: "Bez názvu",
+    description: "Nebyl uveden žádný popis",
+  },
+  components: {
+    callout: {
+      note: "Poznámka",
+      abstract: "Abstract",
+      info: "Info",
+      todo: "Todo",
+      tip: "Tip",
+      success: "Úspěch",
+      question: "Otázka",
+      warning: "Upozornění",
+      failure: "Chyba",
+      danger: "Nebezpečí",
+      bug: "Bug",
+      example: "Příklad",
+      quote: "Citace",
+    },
+    backlinks: {
+      title: "Příchozí odkazy",
+      noBacklinksFound: "Nenalezeny žádné příchozí odkazy",
+    },
+    themeToggle: {
+      lightMode: "Světlý režim",
+      darkMode: "Tmavý režim",
+    },
+    explorer: {
+      title: "Procházet",
+    },
+    footer: {
+      createdWith: "Vytvořeno pomocí",
+    },
+    graph: {
+      title: "Graf",
+    },
+    recentNotes: {
+      title: "Nejnovější poznámky",
+      seeRemainingMore: ({ remaining }) => `Zobraz ${remaining} dalších →`,
+    },
+    transcludes: {
+      transcludeOf: ({ targetSlug }) => `Zobrazení ${targetSlug}`,
+      linkToOriginal: "Odkaz na původní dokument",
+    },
+    search: {
+      title: "Hledat",
+      searchBarPlaceholder: "Hledejte něco",
+    },
+    tableOfContents: {
+      title: "Obsah",
+    },
+    contentMeta: {
+      readingTime: ({ minutes }) => `${minutes} min čtení`,
+    },
+  },
+  pages: {
+    rss: {
+      recentNotes: "Nejnovější poznámky",
+      lastFewNotes: ({ count }) => `Posledních ${count} poznámek`,
+    },
+    error: {
+      title: "Nenalezeno",
+      notFound: "Tato stránka je buď soukromá, nebo neexistuje.",
+      home: "Návrat na domovskou stránku",
+    },
+    folderContent: {
+      folder: "Složka",
+      itemsUnderFolder: ({ count }) =>
+        count === 1 ? "1 položka v této složce." : `${count} položek v této složce.`,
+    },
+    tagContent: {
+      tag: "Tag",
+      tagIndex: "Rejstřík tagů",
+      itemsUnderTag: ({ count }) =>
+        count === 1 ? "1 položka s tímto tagem." : `${count} položek s tímto tagem.`,
+      showingFirst: ({ count }) => `Zobrazují se první ${count} tagy.`,
+      totalTags: ({ count }) => `Nalezeno celkem ${count} tagů.`,
+    },
+  },
+} as const satisfies Translation