diff --git a/docs/step1.md b/docs/mvp/mvp-step1.md similarity index 100% rename from docs/step1.md rename to docs/mvp/mvp-step1.md diff --git a/docs/step2.md b/docs/mvp/mvp-step2.md similarity index 100% rename from docs/step2.md rename to docs/mvp/mvp-step2.md diff --git a/docs/step3.md b/docs/mvp/mvp-step3.md similarity index 100% rename from docs/step3.md rename to docs/mvp/mvp-step3.md diff --git a/docs/step4.md b/docs/mvp/mvp-step4.md similarity index 100% rename from docs/step4.md rename to docs/mvp/mvp-step4.md diff --git a/docs/step5-results.md b/docs/mvp/mvp-step5-results.md similarity index 100% rename from docs/step5-results.md rename to docs/mvp/mvp-step5-results.md diff --git a/docs/step5.md b/docs/mvp/mvp-step5.md similarity index 100% rename from docs/step5.md rename to docs/mvp/mvp-step5.md diff --git a/docs/step6-results.md b/docs/mvp/mvp-step6-results.md similarity index 100% rename from docs/step6-results.md rename to docs/mvp/mvp-step6-results.md diff --git a/docs/step6.md b/docs/mvp/mvp-step6.md similarity index 100% rename from docs/step6.md rename to docs/mvp/mvp-step6.md diff --git a/docs/step7-results.md b/docs/mvp/mvp-step7-results.md similarity index 100% rename from docs/step7-results.md rename to docs/mvp/mvp-step7-results.md diff --git a/docs/step7.md b/docs/mvp/mvp-step7.md similarity index 100% rename from docs/step7.md rename to docs/mvp/mvp-step7.md diff --git a/docs/mvp.md b/docs/mvp/mvp.md similarity index 100% rename from docs/mvp.md rename to docs/mvp/mvp.md diff --git a/docs/ver1/ver1-step1.md b/docs/ver1/ver1-step1.md new file mode 100644 index 0000000..56c9c0b --- /dev/null +++ b/docs/ver1/ver1-step1.md @@ -0,0 +1,309 @@ +# Step 1 Implementation Plan: Architecture Consolidation + +## Purpose + +Align the implemented MVP codebase with the production architecture and V1 constraints documented in: + +- `docs/architecture.md` +- `docs/requirements.md` +- `docs/error_handling.md` +- `docs/index.md` +- `docs/intent.md` +- `docs/ver1/ver1.md` (Step 1) + +This step hardens architecture boundaries and ownership without expanding product scope. + +--- + +## MCP Skill and Guide Inputs Incorporated + +This plan explicitly incorporates patterns and guardrails from john-stream-mcp resources: + +1. `resource://skills/fastapi-uv-docker/document` + - App factory and lifespan ownership + - Health endpoint and cloud-native baseline expectations + - Environment-driven configuration and startup discipline + +2. `resource://skills/fastapi-async-sqlalchemy-modernization/document` + - Current-state gap audit first + - Target runtime model before refactor + - Explicit resource lifecycle ownership + - Transaction/session boundary clarity + - Phased migration with rollback points + +3. `resource://skills/nicegui/document` + - Clear dependency direction + - UI/page registration as composition, not business logic container + - Async responsiveness and boundary separation + +4. `resource://prompts/greenfield-architecture/document` + - Pattern-comparison-first planning + - Explicit tradeoffs and staged implementation + - Output contract with risks, open questions, and next steps + +--- + +## Current-State Gap Summary (Architecture vs Implementation) + +Based on docs and current `src/transcription` code: + +1. **REQ-7 gap (lifespan-owned resources)** + - DB engine/session factory are module globals in `db.py`, not app lifespan-owned. + - Worker thread lifecycle is owned by lifespan (good), but DB/provider resource ownership is mixed. + +2. **REQ-10 gap (explicit opt-in schema bootstrap)** + - `create_all()` is executed unconditionally on startup in `app.py`. + +3. **Data store target gap (REQ-9 + architecture baseline)** + - Runtime still defaults to SQLite MVP setup; production architecture targets PostgreSQL baseline with optional MongoDB. + +4. **Layering clarity gap (architecture layer model)** + - Boundaries exist but are not yet formally enforced (interface/app/domain/infra dependency rules are implicit, not codified). + +5. **Decision record gap** + - No ADR set documenting key V1 architectural decisions and deviations from MVP. + +--- + +## Scope for Step 1 + +### In scope +1. Produce architecture conformance audit and decision records. +2. Define and implement target runtime ownership model for core resources. +3. Establish explicit schema bootstrap policy (opt-in in production paths). +4. Consolidate module boundaries and dependency direction rules. +5. Update architecture docs to reflect implemented reality and V1 trajectory. + +### Out of scope +- Full async SQLAlchemy rewrite (plan and seams only if deferred) +- MongoDB feature implementation +- New user-facing features +- Major worker architecture replacement (in-process worker remains baseline) + +--- + +## Target Architecture Decisions for V1 + +1. **Keep modular monolith topology** (FastAPI + NiceGUI + in-process worker). +2. **Preserve container-light simplicity guardrails** from `architecture.md`. +3. **Move runtime ownership to lifespan** for: + - DB engine/session factory lifecycle + - Worker runtime resources + - Provider client factory/config lifecycle +4. **Adopt explicit schema bootstrap policy**: + - Dev/test: opt-in auto-bootstrap allowed + - Production: startup must not mutate schema implicitly +5. **Formalize boundary map**: + - Interface (`api`, `ui`) -> Application (`services`) -> Domain (`models/rules`) -> Infrastructure (`db`, `providers`) + - No reverse imports + +--- + +## Detailed Work Breakdown + +## Phase A — Architecture Audit and Baseline Freeze + +- [ ] **A1. Produce architecture conformance matrix** + - Map each architecture section to current modules/files. + - Classify each row: `aligned`, `partial`, `not aligned`. + +- [ ] **A2. Produce REQ-7/REQ-9/REQ-10 focused gap report** + - Explicitly capture current vs required state. + - Include operational risk if left unresolved. + +- [ ] **A3. Freeze MVP architecture baseline** + - Record current baseline behavior and known temporary shortcuts. + - Link this baseline from `docs/ver1/ver1.md`. + +### Deliverables +- `docs/ver1/ver1-step1-audit.md` (or equivalent section in this doc) +- Architecture conformance table + +### Exit Criteria +- No architecture changes begin before gap matrix and baseline are approved. + +--- + +## Phase B — Resource Ownership Consolidation (Lifespan-Centric) + +- [ ] **B1. Define runtime resource ownership contract** + - `app.py` lifespan owns resource initialization and cleanup order. + - `app.state` carries resource handles/factories. + - No hidden module-global side-effect initialization for runtime resources. + +- [ ] **B2. Refactor DB ownership model** + - Replace module-global engine singleton pattern with lifespan-initialized resource model. + - Define one canonical session-factory access path for app/worker/services. + +- [ ] **B3. Normalize worker dependencies** + - Ensure worker uses lifespan-owned resources/factories rather than implicit globals. + - Preserve deterministic startup/shutdown behavior. + +- [ ] **B4. Define provider adapter ownership** + - Provider client creation strategy is centralized and lifecycle-aware. + - Avoid per-call hidden client construction when unnecessary. + +### MCP-Guided Guardrails +- Use explicit lifecycle composition patterns from `fastapi-async-sqlalchemy-modernization`. +- Maintain app-factory + lifespan structure per `fastapi-uv-docker`. +- Keep UI registration as composition only per `nicegui`. + +### Exit Criteria +- Core runtime resources have one owner and one cleanup path. +- No critical resource has ambiguous ownership. + +--- + +## Phase C — Schema Bootstrap Policy (REQ-10 Alignment) + +- [ ] **C1. Define environment-aware bootstrap policy** + - `auto_create_schema` (or equivalent) disabled in production by default. + - Startup schema mutation is explicit and intentional. + +- [ ] **C2. Split startup responsibilities** + - App startup performs health-critical initialization only. + - Schema bootstrap path is moved to explicit command/flag workflow. + +- [ ] **C3. Update deployment/runbook docs** + - Document migration/bootstrap flow for dev, staging, prod. + - Ensure policy is testable and auditable. + +### Exit Criteria +- Normal production startup path does not call schema auto-create implicitly. +- Bootstrap behavior is explicit and documented. + +--- + +## Phase D — Module Boundary Enforcement + +- [ ] **D1. Publish dependency direction rules** + - Allowed import directions across `api`, `ui`, `services`, `models/domain`, `db/providers`. + - Explicitly disallow reverse dependencies. + +- [ ] **D2. Reconcile package map with docs** + - Ensure docs’ architecture elements match real package layout and naming. + - Update docs where intentional deviations remain. + +- [ ] **D3. Isolate cross-layer responsibilities** + - Keep API/UI presentation concerns out of services. + - Keep provider/DB specifics out of interface layer. + +- [ ] **D4. Add lightweight architecture checks** + - Add static/import checks and/or review checklist in CI/review process. + +### Exit Criteria +- Boundary rules are documented and applied. +- Architectural drift can be detected during review/CI. + +--- + +## Phase E — Architecture Decision Records (ADRs) + +- [ ] **E1. Create ADR index** + - Add `docs/adr/README.md` with template and status model. + +- [ ] **E2. Record minimum V1 ADR set** + 1. Runtime ownership model (lifespan-owned resources) + 2. Schema bootstrap policy (explicit vs implicit) + 3. Persistence baseline (PostgreSQL target; SQLite transition strategy) + 4. Worker topology (in-process for V1, extension path preserved) + +- [ ] **E3. Cross-link ADRs** + - Link from architecture and V1 docs. + +### Exit Criteria +- Major architecture decisions are explicit, versioned, and discoverable. + +--- + +## Phase F — Documentation Consolidation + +- [ ] **F1. Update `docs/architecture.md`** + - Reflect real implementation and V1 target state separately. + - Mark transitional choices clearly. + +- [ ] **F2. Update `docs/index.md` navigation consistency** + - Ensure architecture/readme references match actual docs/files. + +- [ ] **F3. Update `docs/requirements.md` traceability notes** + - Mark REQ-7/REQ-10 status and verification approach after consolidation. + +- [ ] **F4. Add Step 1 result summary** + - Create `docs/ver1/ver1-step1-results.md` after implementation. + +### Exit Criteria +- Docs are internally consistent and match runtime architecture reality. + +--- + +## Verification Plan + +## Architecture Verification Matrix (Step 1) + +1. **Inspection** + - Resource ownership map exists and matches code. + - Schema bootstrap policy is explicit and environment-aware. + - ADRs exist for each key architecture decision. + +2. **Automated checks** + - Existing test suite remains green. + - New/updated tests validate startup policy (no implicit schema mutation in production mode). + - Import/dependency-direction checks pass (if introduced). + +3. **Demonstration** + - App starts in dev mode with explicit expected behavior. + - App starts in production mode without mutating schema implicitly. + - Worker lifecycle starts/stops cleanly with app lifespan. + +--- + +## Risks and Mitigations + +1. **Risk:** Refactor destabilizes MVP behavior + **Mitigation:** Phase changes with small PRs and regression checks after each phase. + +2. **Risk:** Over-rotation into premature async rewrite + **Mitigation:** Keep this step focused on lifecycle ownership and boundaries; defer full async migration unless required. + +3. **Risk:** Schema policy changes break local DX + **Mitigation:** Keep explicit dev bootstrap path simple and documented. + +4. **Risk:** Boundary rules become “doc only” + **Mitigation:** Add CI/review enforcement and architecture checklist. + +--- + +## Recommended Implementation Order + +1. Phase A — Audit and baseline freeze +2. Phase B — Resource ownership consolidation +3. Phase C — Schema bootstrap policy +4. Phase D — Boundary enforcement +5. Phase E — ADR authoring +6. Phase F — Documentation consolidation + +This order minimizes risk: diagnose first, then refactor ownership, then lock policy, then enforce boundaries, and finally finalize docs. + +--- + +## Step 1 Completion Checklist + +- [ ] Architecture conformance matrix approved. +- [ ] REQ-7 ownership gaps resolved or explicitly deferred with owner/date. +- [ ] REQ-10 explicit bootstrap policy implemented and verified. +- [ ] Dependency direction rules documented and enforced. +- [ ] ADR set created for all major Step 1 decisions. +- [ ] Architecture and index docs updated to match implementation. +- [ ] Full test suite passes after consolidation. +- [ ] `docs/ver1/ver1-step1-results.md` created with evidence and residual risks. + +--- + +## Handoff to Step 2 + +Once Step 1 completes, Step 2 (Error Handling & Reliability Hardening) can proceed on stable architecture seams: + +- consistent lifecycle ownership, +- explicit startup policy, +- clear module boundaries, +- documented architecture decisions. \ No newline at end of file diff --git a/docs/ver1/ver1.md b/docs/ver1/ver1.md new file mode 100644 index 0000000..9bccb2e --- /dev/null +++ b/docs/ver1/ver1.md @@ -0,0 +1,320 @@ +# Version 1 Implementation Plan + +This plan defines the path from MVP to **Version 1 complete**. +The objective is to deliver the full scoped product with production readiness, while explicitly separating refinements/enhancements into a future document. + +--- + +## 0) Plan Governance & Scope Control (Foundation) + +**Goal:** Keep execution focused on V1 completion, not optimization/perfection. + +### Implementation Steps +1. Create and maintain a **V1 Traceability Matrix**: + - Requirement ID + - Current status (`done`, `partial`, `not started`) + - Owner + - Validation method +2. Define V1 completion gates: + - Functional complete + - Operationally complete + - Production-ready complete +3. Snapshot the MVP baseline (tag/changelog reference). +4. Create a standing rule: any non-V1 idea is logged to a separate enhancements backlog document (to be named later), not added to active V1 scope unless explicitly approved. + +### Deliverables +- `docs/ver1/ver1.md` (this plan) +- V1 traceability artifact (linked from here when created) + +### Exit Criteria +- Every in-scope requirement has explicit ownership and status. +- Scope-change process is agreed and followed. + +--- + +## 1) Architecture Consolidation + +**Goal:** Align implementation with the intended architecture and reduce MVP shortcuts. + +### Implementation Steps +1. Compare implemented modules/components with architecture documentation. +2. Identify and classify architectural debt: + - Temporary coupling + - Missing interfaces + - Placeholder services/components +3. Resolve high-risk architectural gaps first. +4. Record key decisions and tradeoffs in ADRs. + +### Deliverables +- Updated architecture diagrams and boundaries +- ADR entries for major decisions + +### Exit Criteria +- Architecture documentation reflects system reality. +- Critical architecture risks are addressed or scheduled with owners/dates. + +--- + +## 2) Error Handling & Reliability Hardening + +**Goal:** Ensure predictable, safe behavior under failure conditions. + +### Implementation Steps +1. Standardize error taxonomy and envelope format across all layers. +2. Ensure clear distinction between: + - User-facing errors + - Internal/system errors + - Retryable vs non-retryable failures +3. Add resilience controls where needed: + - Timeouts + - Retries with backoff + - Circuit breaking / fallback logic +4. Add failure-path tests for critical workflows. + +### Deliverables +- Error code catalog/reference +- Failure mode test coverage for critical paths + +### Exit Criteria +- Error behavior is consistent across major flows. +- Known failure scenarios are tested and pass. + +--- + +## 3) Functional Completion by Requirement Domain + +**Goal:** Complete all V1 functional requirements in a risk-aware order. + +### Recommended Order +1. Business-critical end-user flows +2. Data integrity and consistency capabilities +3. Admin/operational controls +4. Lower-priority UX and quality-of-life items that are in V1 scope + +### Implementation Steps +For each requirement slice: +1. Finalize contract/schema +2. Implement domain logic +3. Implement persistence/state changes +4. Integrate API/UI +5. Add automated tests +6. Update docs + +### Deliverables +- Requirement completion report with validation evidence + +### Exit Criteria +- All V1 “must-have” requirements are complete and validated. + +--- + +## 4) Data Model, Migration, and Backfill Safety + +**Goal:** Ensure data model and migrations are production-safe. + +### Implementation Steps +1. Validate schema against final V1 domain needs. +2. Implement forward-safe migrations. +3. Define rollback/mitigation plans for migration failures. +4. Build and verify backfill scripts (if needed). +5. Add migration rehearsal in staging with representative data. + +### Deliverables +- Migration runbook +- Backfill verification checklist + +### Exit Criteria +- Migration plan validated in staging. +- No unresolved data-loss risk for V1 rollout. + +--- + +## 5) Security, Access Control, and Compliance Baseline + +**Goal:** Close MVP security gaps and establish V1 baseline controls. + +### Implementation Steps +1. Complete authn/authz coverage for all routes/actions. +2. Enforce input validation and output sanitization. +3. Verify secret management and credential rotation process. +4. Add audit logging for sensitive operations. +5. Run dependency/security scanning in CI and remediate findings. + +### Deliverables +- Security checklist with status +- Threat/risk update for V1 scope + +### Exit Criteria +- No unresolved critical/high vulnerabilities for V1 launch. +- Access control behavior verified by tests. + +--- + +## 6) Observability & Operability + +**Goal:** Make system behavior observable and supportable in production. + +### Implementation Steps +1. Standardize structured logging and correlation IDs. +2. Add core metrics: + - Latency + - Throughput + - Error rates + - Resource saturation +3. Add tracing for critical request/workflow paths. +4. Define SLOs/SLIs and alert thresholds. +5. Prepare incident response and rollback runbooks. + +### Deliverables +- Dashboards and alerts +- Operations runbooks + +### Exit Criteria +- Team can detect, triage, and remediate incidents quickly. +- Core production signals are available and reliable. + +--- + +## 7) Test Strategy Expansion & Quality Gates + +**Goal:** Raise confidence for repeatable, low-risk releases. + +### Implementation Steps +1. Expand unit and integration tests across V1 features. +2. Add contract tests between key components/services. +3. Add end-to-end tests for critical user journeys. +4. Add non-functional tests where relevant: + - Performance/load + - Soak + - Failure-injection scenarios +5. Enforce CI quality gates (tests, lint, type checks, security scans). + +### Deliverables +- Test matrix with ownership +- CI gate definition and thresholds + +### Exit Criteria +- Critical-path regressions are blocked automatically. +- Test coverage and reliability thresholds meet V1 targets. + +--- + +## 8) Performance & Scalability Validation + +**Goal:** Meet expected V1 performance at projected load. + +### Implementation Steps +1. Define performance budgets per key flow. +2. Benchmark current behavior in staging. +3. Optimize bottlenecks (queries, caching, concurrency, etc.). +4. Re-test after each optimization and compare against budget. +5. Document known limits and safe operating bounds. + +### Deliverables +- Performance benchmark report +- Optimization log + +### Exit Criteria +- V1 performance targets met for expected usage profile. + +--- + +## 9) Release Engineering & Environment Readiness + +**Goal:** Make deployment repeatable, controlled, and reversible. + +### Implementation Steps +1. Harden CI/CD pipeline with clear promotion gates. +2. Ensure config parity and consistency across environments. +3. Define rollout strategy (phased/canary/limited release as applicable). +4. Validate rollback procedures in staging. +5. Produce release checklist and ownership model. + +### Deliverables +- Release playbook +- Environment readiness checklist + +### Exit Criteria +- Deployment and rollback are rehearsed and reliable. +- Release process is executable without tribal knowledge. + +--- + +## 10) Documentation Completion + +**Goal:** Ensure V1 can be built, operated, and supported from documentation. + +### Implementation Steps +1. Update core project docs to match final V1 behavior: + - Architecture + - Error handling + - Requirements status + - Index/navigation + - Intent alignment summary +2. Add operator troubleshooting guides. +3. Add integration/API examples for consumers. +4. Publish changelog/version notes for V1. + +### Deliverables +- Updated documentation set for V1 +- V1 release notes + +### Exit Criteria +- A new team member can run/support the system using docs alone. + +--- + +## 11) Final Validation, UAT, and Launch + +**Goal:** Confirm readiness and launch V1 safely. + +### Implementation Steps +1. Run full-system acceptance validation against the V1 traceability matrix. +2. Conduct stakeholder UAT and capture sign-off. +3. Execute production readiness review. +4. Launch in controlled phases and monitor key signals. + +### Deliverables +- UAT/PRR sign-off records +- Launch checklist and monitoring plan + +### Exit Criteria +- Stakeholder approval achieved. +- Launch metrics are stable within defined thresholds. + +--- + +## 12) Post-Launch Stabilization (30–60 Days) + +**Goal:** Consolidate V1 in production before major expansion. + +### Implementation Steps +1. Track incidents, defects, and user feedback. +2. Prioritize stabilization fixes with short cycle times. +3. Remove temporary flags/mitigations introduced during launch. +4. Produce post-launch retrospective and handoff to standard roadmap cadence. + +### Deliverables +- Stabilization report +- Prioritized backlog update + +### Exit Criteria +- Incident/error rates converge to steady-state targets. +- V1 transitions from launch mode to normal operations. + +--- + +## Recommended Execution Rhythm + +- **Weekly:** Requirement closure + risk review +- **Biweekly:** Release train with quality gates +- **Milestone reviews:** After phases 2, 6, 9, and 11 + +--- + +## Scope Discipline Rule (V1 Focus) + +To preserve delivery focus: +- V1 execution prioritizes completion of scoped requirements. +- Refinements/enhancements are captured in a separate future document and backlog. +- Only explicitly approved scope changes may enter this plan. \ No newline at end of file diff --git a/uploads/287bb88d-80c1-4553-aedc-35f2167c49b6_Book Two - page 61.jpg b/uploads/287bb88d-80c1-4553-aedc-35f2167c49b6_Book Two - page 61.jpg new file mode 100644 index 0000000..de4eac7 Binary files /dev/null and b/uploads/287bb88d-80c1-4553-aedc-35f2167c49b6_Book Two - page 61.jpg differ