Added build automation and Dockerfile

.dockerignore

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+.github/
+.git/
+README.md

.github/workflows/main.yaml

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+on:
+  push:
+    branches:
+      - main
+    tags:
+      - v*
+
+jobs:
+  build:
+    name: Build & Push Docker Image
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ github.repository }}
+          tags: |
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=semver,pattern={{raw}}
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=sha,format=long,prefix=
+
+      - name: Set up Docker
+        uses: docker/setup-docker-action@v4
+        with:
+          version: latest
+          daemon-config: |
+            {
+              "features": {
+                "containerd-snapshotter": true
+              }
+            }
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max

Dockerfile

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+FROM ubuntu:latest AS build
+
+
+RUN apt update && apt install cmake git clang zlib1g zlib1g-dev libllvm18 llvm llvm-dev llvm-runtime liblld-dev liblld-18 libpolly-18-dev -y
+
+RUN git clone https://github.com/c3lang/c3c && \
+    cd c3c && \
+    git checkout 855be9288121d0f7a67d277f7bbbbf57fbfa2597 && \
+    mkdir build && \
+    cd build && \
+    cmake .. && \
+    cmake --build . && \
+    chmod +x c3c && \
+    cp c3c /usr/local/bin/c3c && \
+    cp -r lib /usr/local/bin/lib 
+
+
+
+RUN apt install nodejs npm -y
+
+WORKDIR /app
+
+COPY package.json package.json
+COPY package-lock.json package-lock.json
+RUN npm install
+
+
+COPY . .
+RUN npm run build
+
+FROM node:latest AS run
+
+WORKDIR /app
+
+COPY --from=build /lib/x86_64-linux-gnu /lib/x86_64-linux-gnu 
+COPY --from=build /app . 
+
+RUN npm i
+
+COPY --from=build /app/build/server build/server
+
+ENTRYPOINT [ "npm", "run", "serve" ]