add: add dockerfile

[Muhammad-Owais-Warsi]

Description

Add Dockerfile for the application to push the image on to the dockerhub.

Type of Change

• ✨ New feature (non-breaking change which adds functionality)

Areas Affected

• Deployment/Infrastructure

Testing Done

• Unit tests added/updated
• Integration tests added/updated
• Manual testing performed
• Cross-browser testing (if UI changes)
• Mobile responsiveness verified (if UI changes)

Security Considerations

For changes involving data or authentication:

• No sensitive data is exposed
• Authentication checks are in place
• Input validation is implemented
• Rate limiting is considered (if applicable)

Checklist

• I have read the CONTRIBUTING document
• My code follows the project's style guidelines
• I have performed a self-review of my code
• I have commented my code, particularly in complex areas
• I have updated the documentation
• My changes generate no new warnings
• I have added tests that prove my fix/feature works
• All tests pass locally
• Any dependent changes are merged and published

---

By submitting this pull request, I confirm that my contribution is made under the terms of the project's license.

Summary by CodeRabbit

• Chores
  • Introduced a containerized deployment configuration with a new Dockerfile for improved application reliability.
  • Added a new service in the docker-compose configuration for seamless integration with other services.

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Walkthrough

A new Dockerfile has been introduced to create a containerized environment based on the oven/bun:canary image. The file sets up the working directory, installs global packages, copies configuration files and source code, and runs dependency installations. It also defines a build step, sets necessary environment variables, exposes port 3000, and specifies the command to start the application. Additionally, a new service named app has been added to the docker-compose.yaml, which includes configurations for container name, dependencies, and environment variables.

Changes

File(s)	Change Summary
Dockerfile	Introduces a Dockerfile that uses the oven/bun:canary base image. Sets the working directory to /app, installs global packages (next, turbo), copies configuration files (e.g., package.json, bun.lock, turbo.json) and source code, runs bun install twice to ensure dependency resolution, builds the app with bun run build (with NODE_ENV=production), sets NODE_OPTIONS for a Next.js fix, exposes port 3000, and starts the application using bun run start.
docker-compose.yaml	Adds a new service named app with properties including container name zerodotemail-app, build context, port mapping (3000), dependencies on db, valkey, and upstash-proxy, and environment variables for NODE_ENV, NODE_OPTIONS, DATABASE_URL, and REDIS_URL.

Sequence Diagram(s)

sequenceDiagram
    participant Dev as Developer
    participant Docker as Docker Build
    participant Bun as Bun Package Manager

    Dev->>Docker: Trigger Docker build
    Docker->>Docker: Set base image (oven/bun:canary) and working directory (/app)
    Docker->>Docker: Copy configuration files (package.json, bun.lock, turbo.json) & create directories (apps, packages)
    Docker->>Bun: Install global packages (next, turbo)
    Docker->>Docker: Copy package.json from apps and packages
    Docker->>Bun: Run first bun install
    Docker->>Docker: Copy full application context
    Docker->>Bun: Run second bun install
    Docker->>Docker: Execute build step (bun run build) with NODE_ENV=production and set NODE_OPTIONS
    Docker->>Docker: Expose port 3000 and start app (bun run start)

Loading

Poem

I'm a rabbit with a coder's flair,
Hopping through Docker with nary a care,
With bun and build steps that smoothly align,
My containerized dreams begin to shine,
Leaping over code with joy so bright—
Carrots and commits make my day just right!

---

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[coderabbitai]

Actionable comments posted: 0

🧹 Nitpick comments (1)

Dockerfile (1)

3-7: Establishing the Working Directory and Installing Global Packages
The working directory is correctly set to /app and the Dockerfile installs next and turbo globally using bun install -g. For improved efficiency, consider consolidating commands (e.g., combining the WORKDIR and package installation steps into a multi-line RUN block) to reduce Docker layers.

📜 Review details

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📥 Commits

Reviewing files that changed from the base of the PR and between de20e58 and 588ab02.

📒 Files selected for processing (1)

• Dockerfile (1 hunks)

🔇 Additional comments (7)

Dockerfile (7)

1-1: Assessing the Base Image Choice
The Dockerfile starts with FROM oven/bun:canary, which uses a canary (i.e. pre-release) image. Please confirm that using a canary release is intentional for your production environment. Consider switching to a stable release if production stability is a priority.

---

9-10: Copying Essential Configuration Files
The command COPY package.json bun.lock turbo.json ./ correctly brings in the core configuration files needed for installing dependencies. Ensure these files remain in sync with your source repository.

---

11-16: Setting Up Directory Structure for Apps and Packages
The Dockerfile creates the necessary directories (apps and packages) and copies nested configuration files (package.json and the tsconfig directory) into the container. Please verify that the wildcard patterns (e.g., apps/*/package.json) correctly capture your intended file structure.

---

17-22: Dependency Installation Strategy
Running bun install before copying the full application context (after copying configuration files) and then again after COPY . . is a common caching strategy. Double-check that this approach aligns with your intended dependency update flow and isn’t inadvertently redundant.

---

25-28: Build Process and Environment Configuration
The build step via RUN bun run build is clear; however, the NODE_ENV=production environment variable is only set after the build command. If your build process benefits from a production environment (e.g., for optimizations), consider setting NODE_ENV before running the build command, or confirm that the current ordering is intentional.

---

29-30: Mitigating Next.js TextEncoder Issues
The Dockerfile addresses a Next.js TextEncoder error by setting ENV NODE_OPTIONS=--no-experimental-fetch. This appears to be a practical workaround; just confirm that this flag does not inadvertently disable desired features in other parts of your application.

---

32-34: Exposing the Application Port and Defining the Startup Command
The container is correctly set to expose port 3000 and uses the command CMD ["bun", "run", "start"] to initiate the application. These settings seem appropriate for running your app.

[hiheyhello123]

We want a docker-compose file too.

[Muhammad-Owais-Warsi]

We want a docker-compose file too.

Sure, so I'll make the changes in this docker-compose.yml and push the changes.

[coderabbitai]

Actionable comments posted: 0

🧹 Nitpick comments (1)

docker-compose.yaml (1)

36-36: Remove Trailing Whitespace on Line 36

Static analysis detected trailing spaces on this line. Removing the unnecessary whitespace will help maintain clean YAML formatting.

🧰 Tools

🪛 YAMLlint (1.35.1)

[error] 36-36: trailing spaces

(trailing-spaces)

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• docker-compose.yaml (1 hunks)

🧰 Additional context used

🪛 YAMLlint (1.35.1)

docker-compose.yaml

[error] 36-36: trailing spaces

(trailing-spaces)

🔇 Additional comments (1)

docker-compose.yaml (1)

37-52: New 'app' Service Configuration Looks Solid

The new app service is configured with:

• Container Name: zerodotemail-app
• Build Options: Using the current context and Dockerfile for image creation
• Ports: Mapping port 3000:3000
• Dependencies: Specified dependencies on db, valkey, and upstash-proxy
• Environment Variables: Properly declared variables (NODE_ENV, NODE_OPTIONS, DATABASE_URL, REDIS_URL)

Ensure that the environment variables here are consistent with those set in your application and Dockerfile. Overall, the configuration aligns with the deployment requirements.

[hiheyhello123]

We want the docker to be able to read the environment variables.

For self-hosted services.

[Muhammad-Owais-Warsi]

We want the docker to be able to read the environment variables.

For self-hosted services.

I think I should update the docker-compose to read environment variables from a .env file for self-hosted services. Please feel free to correct me if I’m mistaken or if there's a better way to approach this.

[hiheyhello123]

We want the docker to be able to read the environment variables.
For self-hosted services.

I think I should update the docker-compose to read environment variables from a .env file for self-hosted services. Please feel free to correct me if I’m mistaken or if there's a better way to approach this.

Give it a shot.

[Muhammad-Owais-Warsi]

We want the docker to be able to read the environment variables.
For self-hosted services.

I think I should update the docker-compose to read environment variables from a .env file for self-hosted services. Please feel free to correct me if I’m mistaken or if there's a better way to approach this.

Give it a shot.

Just want to clarify a few things regarding the docker-compose.yaml file:

1. There are no fields for POSTGRES_USER , POSTGRES_PASSWORD and POSTGRES_DB in the .env file. So should I leave them hardcoded, or shoud I read them from the .env file by referencing them up there.

  db:
    container_name: zerodotemail-db
    image: postgres:17
    restart: unless-stopped
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: postgres
      POSTGRES_DB: zerodotemail
      PGDATA: /var/lib/postgresql/data/pgdata
    ports:
      - 5432:5432
    volumes:
      - postgres-data:/var/lib/postgresql/data

2. Should SRH_CONNECTION_STRING also be an environment variable (it's currently hardcoded as redis://valkey:6379), or is it meant to remain fixed? It's not defined in the .env file like REDIS_TOKEN.

upstash-proxy:
    container_name: zerodotemail-upstash-proxy
    image: hiett/serverless-redis-http:latest
    environment:
      SRH_MODE: env
      SRH_TOKEN: ${REDIS_TOKEN}
      SRH_CONNECTION_STRING: "redis://valkey:6379"
    ports:
      - 8079:80

Thanks :)

[hiheyhello123]

We want the docker to be able to read the environment variables.
For self-hosted services.

I think I should update the docker-compose to read environment variables from a .env file for self-hosted services. Please feel free to correct me if I’m mistaken or if there's a better way to approach this.

Give it a shot.

Just want to clarify a few things regarding the docker-compose.yaml file:

1. There are no fields for POSTGRES_USER , POSTGRES_PASSWORD and POSTGRES_DB in the .env file. So should I leave them hardcoded, or shoud I read them from the .env file by referencing them up there.

  db:
    container_name: zerodotemail-db
    image: postgres:17
    restart: unless-stopped
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: postgres
      POSTGRES_DB: zerodotemail
      PGDATA: /var/lib/postgresql/data/pgdata
    ports:
      - 5432:5432
    volumes:
      - postgres-data:/var/lib/postgresql/data

2. Should SRH_CONNECTION_STRING also be an environment variable (it's currently hardcoded as redis://valkey:6379), or is it meant to remain fixed? It's not defined in the .env file like REDIS_TOKEN.

upstash-proxy:
    container_name: zerodotemail-upstash-proxy
    image: hiett/serverless-redis-http:latest
    environment:
      SRH_MODE: env
      SRH_TOKEN: ${REDIS_TOKEN}
      SRH_CONNECTION_STRING: "redis://valkey:6379"
    ports:
      - 8079:80

Thanks :)

For Postgres it's just under DATABASE_URL in the .env file, but keep it as it is right now.

The upstash proxy should remain fixed iirc.

[Muhammad-Owais-Warsi]

We want the docker to be able to read the environment variables.
For self-hosted services.

I think I should update the docker-compose to read environment variables from a .env file for self-hosted services. Please feel free to correct me if I’m mistaken or if there's a better way to approach this.

Give it a shot.

Just want to clarify a few things regarding the docker-compose.yaml file:

1. There are no fields for POSTGRES_USER , POSTGRES_PASSWORD and POSTGRES_DB in the .env file. So should I leave them hardcoded, or shoud I read them from the .env file by referencing them up there.

  db:
    container_name: zerodotemail-db
    image: postgres:17
    restart: unless-stopped
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: postgres
      POSTGRES_DB: zerodotemail
      PGDATA: /var/lib/postgresql/data/pgdata
    ports:
      - 5432:5432
    volumes:
      - postgres-data:/var/lib/postgresql/data

2. Should SRH_CONNECTION_STRING also be an environment variable (it's currently hardcoded as redis://valkey:6379), or is it meant to remain fixed? It's not defined in the .env file like REDIS_TOKEN.

upstash-proxy:
    container_name: zerodotemail-upstash-proxy
    image: hiett/serverless-redis-http:latest
    environment:
      SRH_MODE: env
      SRH_TOKEN: ${REDIS_TOKEN}
      SRH_CONNECTION_STRING: "redis://valkey:6379"
    ports:
      - 8079:80

Thanks :)

For Postgres it's just under DATABASE_URL in the .env file, but keep it as it is right now.

The upstash proxy should remain fixed iirc.

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