fix(infra): ci dockerhub login

[Sg312]

Summary

Brief description of what this PR does and why.

Type of Change

• Bug fix

Testing

n/a

Checklist

• Code follows project style guidelines
• Self-reviewed my changes
• Tests added/updated and passing
• No new warnings introduced
• I confirm that I have read and agree to the terms outlined in the Contributor License Agreement (CLA)

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Project	Deployment	Preview	Comments	Updated (UTC)
docs	Building	Preview	Comment	Sep 25, 2025 1:20am
sim	Building	Preview	Comment	Sep 25, 2025 1:20am

[greptile-apps]

Greptile Overview

Summary

This PR adds Docker Hub authentication to the CI pipeline by inserting a login step between ECR login and Docker Buildx setup. The change uses the standard docker/login-action@v3 with proper secret references for username and token.

• Added Docker Hub login step using DOCKERHUB_USERNAME and DOCKERHUB_TOKEN secrets
• Positioned correctly in the workflow between ECR login and Docker Buildx setup
• Uses the latest stable version (v3) of the docker login action

Confidence Score: 5/5

• This PR is safe to merge with minimal risk
• The change is simple and follows GitHub Actions best practices: uses official docker/login-action, references secrets properly, and doesn't modify existing logic
• No files require special attention

Important Files Changed

File Analysis

Filename	Score	Overview
.github/workflows/build-ecr.yml	5/5	Added Docker Hub login step using standard action with proper secret references

Sequence Diagram

sequenceDiagram
    participant GH as GitHub Actions
    participant AWS as AWS ECR
    participant DH as Docker Hub
    participant DB as Docker Buildx
    participant ECR as ECR Registry
    participant ECS as ECS Services

    GH->>GH: Checkout repository
    GH->>AWS: Configure AWS credentials
    GH->>AWS: Login to Amazon ECR
    AWS-->>GH: ECR registry URL
    GH->>DH: Login to Docker Hub
    DH-->>GH: Authentication success
    GH->>DB: Set up Docker Buildx
    GH->>GH: Generate image tags (latest/staging)
    GH->>DB: Build and push to ECR
    DB->>ECR: Push docker images
    ECR-->>DB: Push confirmation
    
    Note over GH: Update ECS Services Job
    GH->>AWS: Configure AWS credentials
    GH->>AWS: Login to Amazon ECR (again)
    GH->>AWS: Get stack resources
    AWS-->>GH: ECS service list
    GH->>ECS: Update services with new images
    ECS-->>GH: Update initiated
    GH->>ECS: Wait for stability
    ECS-->>GH: Deployment completed

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