changelog

Media & Attachment Handling

  • Implemented comprehensive media upload pipeline supporting multiple file types
    • Added processing for PDF, GIF, and complex image formats like HEIC
    • Transcoding for many video and audio file types
    • Created lambda-based variant generation for thumbnails
    • Migrated legacy ActiveStorage attachments to custom media attachment system
    • Added secure JWT-based validation for secure client-side file uploads

AI and Agent Chat Improvements

  • Enhanced PDF handling in agent chats
    • Developed full PDF content reading capability (beyond first page) via download media agent tool
    • Improved AI content analysis for multiple file types
  • Enhanced video handling in agent chats
    • Supply “storyboard” to agent for visual overview of full video

Infrastructure Updates

  • Migrated primary domain from synthetictraffic.com to output.app
    • Updated GSuite configuration
    • Set up Mailgun email services

Performance and Security

  • Resolved internal errors in file processing pipeline
  • Fixed agent chat index display to show correct conversations
  • Added content-disposition header for uploaded attachments

Emoji and Rendering

  • Improved emoji rendering quality
    • Fixed blurry emoji display at 64px resolution
    • Added missing emoji PNG files

Platform Optimization

  • Refined search and summary generation tool usage
  • Improved internal tooling for content processing and display

Infrastructure and Domain Strategy

  • Subdomain Routing Implementation
    • Transitioned to root domain-based routing (output.app)
    • Developed mechanisms for workspace and agent chat URL handling
    • Explored complex redirect and navigation challenges
    • Prepared for multi-tenant infrastructure with domain-level separation

Rich Text Editing Breakthrough

  • Implemented advanced Tiptap/Prosemirror rich text editor with comprehensive features
    • Native undo/redo functionality integrated
    • Custom emoji generation for messages
    • Improved markdown-like formatting support
    • Enhanced link handling and text transformation

Mobile Development Progress

  • iOS Development Enhancements
    • Explored Hotwire’s UINavController for improved navigation
    • Investigated redirect and routing mechanisms
    • Prepared mobile app for TestFlight beta testing
    • Refined iOS app interaction and user experience

Web Platform Refinements

  • Text Editor and Interaction Improvements
    • Simplified typing focus behavior
    • Implemented custom extensions for markdown-style formatting
    • Enhanced emoji handling and rendering
    • Improved keyboard interaction and routing

Development Workflow

  • Continued transition from previous branding to Output
  • Preparing for public beta and platform launch
  • Iterative improvements to communication platform capabilities

Our team remains committed to creating a seamless, intuitive communication experience through continuous refinement and thoughtful design.

Key Highlights 🚀

  • Richdown Text Editor Launch: Deployed a revolutionary text editing experience powered by Tiptap, bringing advanced markdown, formatting, and emoji support to our platform
  • Agent Chat Evolution: Implemented comprehensive sharing capabilities, making collaboration and communication more seamless than ever
  • Workspace Navigation Refinement: Continued improving our Electron app’s multi-workspace support and overall user experience

Detailed Improvements

App Stability Enhancements

  • Implemented Prosemirror’s native undo/redo history management
  • Prevented unintended history preservation after message sending
  • Simplified Tailwind class management to reduce potential rendering conflicts
  • Added more robust error handling for message composition and editing

Text Editing

  • Implemented advanced markdown and formatting capabilities
  • Added native Prosemirror support for enter/line break handling
  • Integrated custom emoji extensions

Agent Chat

  • Merged Pull Request #80 for advanced chat sharing
  • Refined button interactions and sharing UI
  • Improved cross-platform chat functionality

Electron App

  • Pushed new staging build with multi-workspace navigation
  • Improved workspace switching and UI responsiveness
  • Optimized rendering of complex UI components

Infrastructure & Design

  • Updated emoji CDN to stdout.host
  • Configured production and staging asset hosts
  • Continued exploration of domain names (favoring output.app)

A week of significant progress in making our communication platform more intuitive, powerful, and user-friendly!

📅 Smarter Message Timestamps

  • Added day and date next to message summaries (e.g. ‘Thursday 03/28/25’)
  • Helps users quickly understand message chronology without manual calculation

🔔 Improved Channel Member Notifications

  • Automatically generate announcement messages when new members join a channel
  • Includes direct links to new member profiles for instant team connection

📱 Mobile Experience Enhancements

  • Fixed critical mobile layout bug causing unwanted zoom on input fields
  • Ensures consistent text size and prevents accidental interface interactions

🤖 Advanced Agent Chat Capabilities

  • Created new tools allowing AI agents to directly manage channel memberships
  • Streamline team organization through conversational channel creation
  • Example: Users can now say “Create a CX channel and add Minsuk”

🔍 Performance and Reliability Upgrades

  • Debugged and resolved LLM (Language Model) error handling
  • Prevents system errors during AI-powered message summaries
  • Improves overall stability of automated communication features

🔜 Coming Soon

  • Investigating push notification solutions
  • Exploring workflow automation tools to further streamline team communication

Continuous improvements, powered by your feedback.

🚀 New Features and Improvements

Workspace and Channel Management

  • Implemented advanced workspace role management
    • Added admin-only member removal capabilities
    • Prevented last admin from leaving workspace
    • Created dedicated channel leave endpoint
  • Enhanced channel interaction models
    • Moved ‘Join Channel’ button to top action bar
    • Added support for public/private channel distinctions
    • Improved channel membership management

Rich Text and Markdown

  • Upgraded markdown rendering capabilities
    • Auto-linkified markdown links in memos
    • Enhanced memo text formatting
    • Improved MDX rich text editor functionality
  • Fixed multiline content text wrapping issues

Performance and Infrastructure

  • Optimized daily channel summary job
    • Now handles unsummarized days across channels
    • Improved backfilling of historical data
  • Refined profile and user preloading mechanisms
  • Dropped legacy timestamp and message hide fields

🛠 Technical Improvements

Backend Enhancements

  • Improved database query efficiency
  • Enhanced enum and scope query methods
  • Cleaned up deprecated data fields

Frontend Refinements

  • Cleaned up Tippy tooltips
  • Improved conditional rendering for profiles
  • Enhanced UI responsiveness

🐞 Bug Fixes

  • Resolved issues with timestamp sorting
  • Fixed context menu interactions
  • Improved error handling in summary creation
  • Prevented potential last-admin workspace lockout scenarios

Next Steps

  • Continue refining workspace and channel interactions
  • Further improve markdown and rich text capabilities
  • Ongoing performance and UI/UX optimization

🚀 Overall Project Progress

Last week, the team made significant advancements across Echo’s ecosystem, focusing on specific UI/UX improvements, infrastructure enhancements, and tooling integrations.

ECHO Project Developments

🎨 UI and Design Improvements

  • Flipped summary message detail view order for better pagination (ECHO-186, commit 7bffb34)
  • Implemented CSS to hide untitled agent chats in index view (ECHO-165)
    • Specifically uses CSS display: none for untitled chats
    • Maintains navigation accessibility
  • Fixed mobile UI image width stretching issue (ECHO-116)
  • Stylized Echo output design (ECHO-109)
  • Added max-width (max-w-2xl) for code and pre elements to improve readability (commit ec2f0ea)

🤖 Agent and Chat Features

  • Added ‘Summarize Day’ functionality (ECHO-83)
    • Create new AgentChat thread when summary requested
    • Attach all messages from selected day
    • Dynamically generate summaries
  • Refined agent chat title generation (commit 9276a58)
    • Only regenerate titles for specific user requests
    • Prevents unnecessary title mutations

🛠 Infrastructure and Tools

  • Integrated Notion workspace read tool (ECHO-157)
  • Developed GitHub integration tools (ECHO-182)
    • Added Octokit for GitHub client
    • Implemented organization and repository collaboration queries
  • Reorganized tool documentation dynamically (commit c6fb413)
  • Resolved runaway job queue configuration issues (ECHO-162)
    • Fixed retry configuration during exception handling

Desktop Project (DESK)

🖥 Desktop Application

  • Moved desktop app signing to synthetic organization (DESK-2)
  • Added Sentry for application monitoring (DESK-4)
  • Excluded /healthz from SSL redirect (commit 260b7e5)

Mobile Project (MOB)

📱 Mobile Development

  • Completed Turbo Native initial setup (MOB-1)
  • Implemented environment switching solution (MOB-2)

GitHub and External Integrations

🔗 Development Tools

  • Added GitHub Personal Access Token with organization access (commit e194ebf)
  • Integrated Octokit for programmatic GitHub interactions (commit 6b7155f)
  • Migrated input schemas to JSON format for better type safety (commit 2d1e4fa)

🔧 System Improvements

  • Updated dependencies, including Babel helpers to v7.26.10
  • Improved error display mechanisms (commit 8b3590e)

Technical Debt and Optimization

  • Cleaned up old data after workspace migrations (ECHO-96)
  • Refined summary processing logic (commit a894963)

Key Metrics: - Projects Touched: 3 (Echo, Desktop, Mobile) - Linear Tickets Closed: 11 - GitHub Commits: 20+ - Focus Areas: Precise UI improvements, infrastructure integration, tooling refinement