KT KhaiTriOSPersonal operating system

KhaiTriOS · Release History

A living system needs visible change.

The changelog records meaningful updates, why they matter and what becomes possible next.

v1.3.0 · Knowledge Graph Connections

Released

What changed

  • Added Graph as a permanent KhaiTriOS navigation and system-map module.
  • Published an interactive explorer with search, record-type filters, node selection and direct source links.
  • Published a public JSON graph dataset containing 11 nodes and 18 typed relationships.
  • Added visible related-record sections across project, playbook, decision and lesson detail pages.
  • Defined a relationship vocabulary for guides, informed, supports, applies, produced and evidence edges.
  • Completed Phase 04: Decision Graph & Memory at 100%.

Why it matters

  • Readers can now navigate from a project to the method, decision or lesson it influenced.
  • Relationship metadata is reusable by future AI context tools without requiring a heavy graph database.
  • The public KhaiTriOS roadmap is complete while the private memory layer remains protected and separate.

v1.2.0 · Lessons & Evidence Layer

Released

What changed

  • Added Lessons as a permanent KhaiTriOS module and navigation item.
  • Published the eight-part Lesson Record Schema covering identity, claim, origin, evidence, confidence, applicability, action and review.
  • Added an Evidence Ladder for direct observation, corroborating patterns, reasoned inference and pending validation.
  • Published Lesson Record 001: A privacy boundary must be operational, not rhetorical.
  • Connected DR-001 to project and playbook evidence, then linked the resulting lesson back to the source decision.
  • Advanced Phase 04 progress from 35% to 70%.

Why it matters

  • Lessons can now remain traceable to the outcomes and evidence that produced them.
  • Confidence and applicability are explicit instead of implied by persuasive wording.
  • The first complete decision-to-lesson chain provides the metadata needed for a lightweight knowledge graph.

v1.1.0 · Decision Record Foundation

Released

What changed

  • Added Decisions as a permanent KhaiTriOS module and navigation item.
  • Published the public decision-record schema covering identity, context, options, criteria, decision, consequences, evidence and review.
  • Published Decision Record 001: Separate public knowledge from private memory.
  • Added decision statuses for proposed, accepted, reversed, superseded and retired records.
  • Advanced Phase 04 progress from 10% to 35%.

Why it matters

  • Important choices can now remain understandable after their original context fades.
  • Later evidence can confirm, reverse or supersede a decision without rewriting history.
  • The system's public/private boundary is now itself documented and reviewable.

v1.0.0 · Freelance Delivery Playbook

Released

What changed

  • Published the fourth reusable playbook: Freelance Delivery System.
  • Added opportunity qualification, structured discovery and an observable scope contract.
  • Documented proposal structure, pricing factors, milestone delivery and shared client responsibilities.
  • Added change classification for defects, revisions and new requirements.
  • Added QA, acceptance, handover, maintenance models and eight reusable delivery templates.
  • Completed Phase 03 at 100% and activated Phase 04: Decision Graph & Memory.

Why it matters

  • KhaiTriOS now has a complete public operating library covering build, measurement, automation and client delivery.
  • Freelance work becomes a controlled system instead of a sequence of informal requests.
  • The next phase can preserve decisions and lessons across projects instead of documenting methods in isolation.

v0.9.0 · Automation & AI Playbook

Released

What changed

  • Published the third reusable playbook: Automation & AI System.
  • Added an automation opportunity scorecard covering frequency, stability, data access, risk, review and value.
  • Documented observable pipeline architecture, validation gates, retries and protection of the last known good state.
  • Added an AI collaboration contract covering role, context, constraints, evidence, output and review.
  • Added human-review gates, a reusable automation runbook and an explicit public/private context boundary.
  • Advanced Phase 03 roadmap progress from 60% to 85%.

Why it matters

  • KhaiTriOS now explains how assisted workflows should remain understandable and accountable.
  • Automation is evaluated by operational value and failure risk instead of technical novelty.
  • AI becomes a structured collaborator whose work remains grounded, reviewable and privacy-aware.

v0.8.0 · Growth & Measurement Playbook

Released

What changed

  • Published the second reusable playbook: Growth & Measurement System.
  • Added a four-level KPI hierarchy connecting business, funnel, channel and diagnostic metrics.
  • Documented the seven-step performance review workflow, tracking QA checks and confidence labels.
  • Added anomaly rules, optimization decision logic and a reusable review-brief template.
  • Advanced Phase 03 roadmap progress from 30% to 60% and moved Automation & AI into the next position.

Why it matters

  • KhaiTriOS now captures how marketing data should become a decision rather than only a report.
  • The playbook separates measurement confidence from performance interpretation.
  • The same review logic can be reused across campaign dashboards, recurring reports and growth experiments.

v0.7.0 · Website Delivery Playbook

Released

What changed

  • Published the first reusable playbook: Website Delivery System.
  • Documented when to use a static website approach, what inputs are required and how delivery moves from scope to release and handover.
  • Added definition-of-done criteria, release checklist and recurring failure modes.
  • Updated the Playbooks section and advanced Phase 03 progress from 10% to 30%.
  • Rebuilt every image in os/assets/og/ again with darker label chips and higher text contrast for better readability.

Why it matters

  • KhaiTriOS now contains reusable operational knowledge, not only project records.
  • The OG image system is now more legible when shared, especially for labeled chips such as project and architecture stages.
  • The next releases can extract more methods from growth systems, automation and freelance delivery.

v0.6.0 · Project Encyclopedia: Advertising Dashboards

Released

What changed

  • Published the fourth complete Project Encyclopedia record for Advertising Intelligence Dashboards.
  • Documented the reporting architecture from ad sources and scripts to sheets, warnings and action-oriented dashboards.
  • Captured plan-versus-actual logic, freshness handling, warning design and manual adjustment rules.
  • Completed the first Project Encyclopedia set and moved the roadmap into the Playbooks, SOPs & Templates phase.
  • Rebuilt every image in os/assets/og/ with higher-contrast dark backgrounds and clearer typography.

Why it matters

  • KhaiTriOS now preserves all four core project types in a consistent public documentation format.
  • The Open Graph visuals are now readable and presentable when shared externally.
  • The next phase can focus on reusable execution knowledge instead of adding more project records first.

v0.5.0 · Project Encyclopedia: Airbnb Operations

Released

What changed

  • Published the third complete Project Encyclopedia record for the Airbnb Operations Assistant.
  • Documented Firebase Authentication, Firestore, Storage and the bilingual apartment-to-message workflow.
  • Captured search, copy-all and image-clipboard decisions alongside the dark-mode and media reliability fixes.
  • Defined an explicit public/private boundary for apartment, Wi-Fi, account and guest information.
  • Advanced Project Encyclopedia roadmap progress from 55% to 80%.

Why it matters

  • KhaiTriOS can now document a private operational tool without publishing its sensitive operating data.
  • The record preserves why human review remains part of the guest-message workflow.
  • Clipboard behavior, bilingual content and privacy become reusable product patterns rather than one-off fixes.

v0.4.0 · Project Encyclopedia: AGVN

Released

What changed

  • Published the second complete Project Encyclopedia record for the AGVN digital platform.
  • Documented the Google Sheets, OpenSheet/GViz, validation, Node.js generation and GitHub Actions pipeline.
  • Captured image download, Google Drive normalization, manifest management and CDN decisions.
  • Recorded mobile performance, animation failsafe and static delivery lessons.
  • Advanced the Project Encyclopedia roadmap from 30% to 55%.

Why it matters

  • KhaiTriOS now documents both a personal product and a client-facing operational platform.
  • The record preserves why generated outputs should not be edited directly.
  • The publishing model can be reused for future spreadsheet-powered websites and client projects.

v0.3.0 · Project Encyclopedia: Scent OS

Released

What changed

  • Published the first complete Project Encyclopedia record for Hihie's Scent OS.
  • Documented product purpose, capability map, system architecture, key decisions, evolution and lessons learned.
  • Added a dedicated project Open Graph image and SoftwareApplication structured data.
  • Upgraded the Projects index to distinguish documented records from mapped projects.
  • Advanced Project Encyclopedia roadmap progress from 10% to 30%.

Why it matters

  • The encyclopedia now has a proven documentation pattern that can be reused for AGVN, Airbnb and advertising dashboards.
  • Important project trade-offs remain visible instead of being lost inside old conversations or code changes.
  • The public project record strengthens both portfolio proof and future AI context.

v0.2.0 · Identity & Operating Principles

Released

What changed

  • Added a public Operating Principles page covering decisions, quality, AI collaboration and publishing boundaries.
  • Defined the preferred delivery standard: practical artifacts, preserved context and changed-files-only repository patches.
  • Created the first private-vault documents for identity, working style, decision principles and AI operating rules.
  • Updated navigation, roadmap and sitemap to make Principles a permanent system module.
  • Moved the Project Encyclopedia into the active roadmap phase.

Why it matters

  • Future project documentation can now be evaluated against a consistent standard.
  • AI assistants receive explicit collaboration rules instead of relying on repeated instructions.
  • Public and private knowledge have a documented publishing boundary.

v0.1.0 · Public Foundation

Released

What changed

  • Established khaitringuyen.com/os/ as the public KhaiTriOS layer.
  • Created professional Overview, Projects, Playbooks, Roadmap and Changelog pages.
  • Added a shared responsive design system with light and dark themes.
  • Implemented canonical URLs, Open Graph metadata, structured data and sitemap entries.

Next · Protected AI Operating Layer

In progress

Planned scope

  • Begin the private vault only outside the public website repository.
  • Package role-specific context for ChatGPT, Gemini, Claude, Codex and NotebookLM.
  • Use DR-001 and LSN-001 as the publishing and privacy gate for every context pack.