chore(deps): upgrade from nextjs 15.4.1 to 15.4.8 and upgrade turborepo

[waleedlatif1]

Summary

• upgrade from nextjs 15.4.1 to 15.4.8 and upgrade turborep

Type of Change

• Other: dependencies

Testing

Tested manually

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	Dec 4, 2025 8:18am

[greptile-apps]

Greptile Overview

Greptile Summary

This PR upgrades Next.js from version 15.4.1 to 15.4.8 and Turborepo from 2.6.1 to 2.6.2 across all packages in the monorepo.

• Updated next and @next/env to 15.4.8 in root package.json, apps/sim/package.json, and apps/docs/package.json
• Updated turbo to 2.6.2 in root package.json devDependencies
• Lockfile correctly reflects all platform-specific Next.js SWC binaries for 15.4.8
• Version consistency maintained across all package.json files and overrides
• No breaking changes detected between Next.js 15.4.1 and 15.4.8 (patch version bump)

Confidence Score: 5/5

• This PR is safe to merge with minimal risk
• This is a straightforward dependency upgrade with patch version bumps. Next.js 15.4.1 to 15.4.8 is a minor patch upgrade that typically includes bug fixes and performance improvements without breaking changes. Turborepo 2.6.1 to 2.6.2 is also a patch upgrade. All version updates are consistent across the monorepo, the lockfile is properly updated with all platform-specific binaries, and the developer has manually tested the changes.
• No files require special attention

Important Files Changed

File Analysis

Filename	Score	Overview
package.json	5/5	Updated Next.js from 15.4.1 to 15.4.8 and Turborepo from 2.6.1 to 2.6.2 in root package.json
apps/sim/package.json	5/5	Updated Next.js from ^15.4.1 to 15.4.8 in main app package.json with matching overrides
apps/docs/package.json	5/5	Updated Next.js from 15.4.1 to 15.4.8 in documentation app package.json
bun.lock	5/5	Lockfile updated with Next.js 15.4.8, Turborepo 2.6.2, and related SWC compiler binaries

Sequence Diagram

sequenceDiagram
    participant Dev as Developer
    participant Root as Root package.json
    participant Sim as apps/sim/package.json
    participant Docs as apps/docs/package.json
    participant Lock as bun.lock
    participant Next as Next.js 15.4.8
    participant Turbo as Turborepo 2.6.2

    Dev->>Root: Update next: 15.4.1 → 15.4.8
    Dev->>Root: Update @next/env: 15.4.1 → 15.4.8
    Dev->>Root: Update turbo: 2.6.1 → 2.6.2
    
    Dev->>Sim: Update next: ^15.4.1 → 15.4.8
    Dev->>Sim: Update overrides for next and @next/env
    
    Dev->>Docs: Update next: 15.4.1 → 15.4.8
    
    Dev->>Lock: Run bun install
    Lock->>Next: Resolve Next.js 15.4.8 + SWC binaries
    Lock->>Turbo: Resolve Turborepo 2.6.2
    Lock-->>Dev: Lock file updated
    
    Note over Root,Lock: All packages now use Next.js 15.4.8
    Note over Root,Turbo: Turborepo upgraded to 2.6.2

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[greptile-apps]

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