From 690d504535eebcc9c07864980428c4f615710fec Mon Sep 17 00:00:00 2001
From: SirBlobby <adithcool.5@gmail.com>
Date: Fri, 3 Jul 2026 22:36:51 -0400
Subject: [PATCH] Docker Image Builds

---
 .github/workflows/docker-publish.yml | 72 ++++++++++++++++++++++++++++
 Dockerfile                           | 18 ++++++-
 2 files changed, 88 insertions(+), 2 deletions(-)
 create mode 100644 .github/workflows/docker-publish.yml

diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
new file mode 100644
index 0000000..02e5b6c
--- /dev/null
+++ b/.github/workflows/docker-publish.yml
@@ -0,0 +1,72 @@
+name: Build and Publish Docker Image
+
+on:
+  push:
+    branches:
+      - main
+      - dev
+    tags:
+      - "v*"
+  release:
+    types: [published]
+  workflow_dispatch:
+    inputs:
+      platforms:
+        description: "Target platforms to build (comma-separated)"
+        required: false
+        default: "linux/amd64,linux/arm64"
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+  DEFAULT_PLATFORMS: "linux/amd64,linux/arm64"
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to the Container registry
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels)
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=ref,event=branch
+            type=ref,event=tag
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=sha
+            type=raw,value=latest,enable={{is_default_branch}}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: ${{ github.event.inputs.platforms || env.DEFAULT_PLATFORMS }}
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
diff --git a/Dockerfile b/Dockerfile
index 114e009..7ea84bc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,7 @@
 # Build Frontend
-FROM oven/bun:alpine AS frontend-builder
+# Frontend output is static, arch-independent assets, so build it natively on the
+# build host (no emulation) regardless of the target platform.
+FROM --platform=$BUILDPLATFORM oven/bun:alpine AS frontend-builder
 WORKDIR /app
 COPY package.json ./
 RUN bun install
@@ -7,6 +9,7 @@ COPY . .
 RUN bun run build
 
 # Build Backend
+# Built for the target platform (under QEMU emulation for non-native arches).
 FROM rust:alpine AS backend-builder
 WORKDIR /app
 RUN apk add --no-cache musl-dev openssl-dev openssl-libs-static pkgconfig git
@@ -19,10 +22,21 @@ RUN cargo build --release
 
 # Final Runtime Image
 FROM alpine:3.19
+# Provided automatically by buildx (e.g. "amd64", "arm64").
+ARG TARGETARCH
 WORKDIR /app
 RUN apk add --no-cache libgcc openssl pandoc curl sqlite
 RUN mkdir -p /data
-RUN curl -L https://github.com/Myriad-Dreamin/tinymist/releases/latest/download/tinymist-alpine-x64 -o /usr/local/bin/tinymist && chmod +x /usr/local/bin/tinymist
+# Install tinymist for the target architecture.
+RUN case "$TARGETARCH" in \
+        amd64) TINYMIST_TRIPLE="x86_64-unknown-linux-musl" ;; \
+        arm64) TINYMIST_TRIPLE="aarch64-unknown-linux-musl" ;; \
+        *) echo "Unsupported TARGETARCH: $TARGETARCH" && exit 1 ;; \
+    esac && \
+    curl -fL "https://github.com/Myriad-Dreamin/tinymist/releases/latest/download/tinymist-${TINYMIST_TRIPLE}.tar.gz" -o /tmp/tinymist.tar.gz && \
+    tar -xzf /tmp/tinymist.tar.gz -C /usr/local/bin --strip-components=1 "tinymist-${TINYMIST_TRIPLE}/tinymist" && \
+    chmod +x /usr/local/bin/tinymist && \
+    rm /tmp/tinymist.tar.gz
 COPY --from=frontend-builder /app/build /app/build
 COPY --from=backend-builder /app/server/target/release/server /app/server