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Author SHA1 Message Date
7e60f5a0e6 feat(ops): legacy alias migration script with dry-run/apply modes
Closes the compatibility gap documented in
docs/architecture/project-identity-canonicalization.md. Before fb6298a,
writes to project_state, memories, and interactions stored the raw
project name. After fb6298a every service-layer entry point
canonicalizes through the registry, which silently made pre-fix
alias-keyed rows unreachable from the new read path. Now there's
a migration tool to find and fix them.

This commit is the tool and its tests. The tool is NOT run against
the live Dalidou DB in this commit — that's a separate supervised
manual step after reviewing the dry-run output.

scripts/migrate_legacy_aliases.py
---------------------------------
Standalone offline migration tool. Dry-run default, --apply explicit.

What it inspects:
- projects: rows whose name is a registered alias and differs from
  the canonical project_id (shadow rows)
- project_state: rows whose project_id points at a shadow; plan
  rekeys them to the canonical row's id. (category, key) collisions
  against the canonical block the apply step until a human resolves
- memories: rows whose project column is a registered alias. Plain
  string rekey. Dedup collisions (after rekey, same
  (memory_type, content, project, status)) are handled by the
  existing memory supersession model: newer row stays active, older
  becomes superseded with updated_at as tiebreaker
- interactions: rows whose project column is a registered alias.
  Plain string rekey, no collision handling

What it does NOT do:
- Never touches rows that are already canonical
- Never auto-resolves project_state collisions (refuses until the
  human picks a winner via POST /project/state)
- Never creates data; only rekeys or supersedes
- Never runs outside a single SQLite transaction; any failure rolls
  back the entire migration

Safety rails:
- Dry-run is default. --apply is explicit.
- Apply on empty plan refuses unless --allow-empty (prevents
  accidental runs that look meaningful but did nothing)
- Apply refuses on any project_state collision
- Apply refuses on integrity errors (e.g. two case-variant rows
  both matching the canonical lookup)
- Writes a JSON report to data/migrations/ on every run (dry-run
  and apply alike) for audit
- Idempotent: running twice produces the same final state as
  running once. The second run finds zero shadow rows and exits
  clean.

CLI flags:
  --registry PATH     override ATOCORE_PROJECT_REGISTRY_PATH
  --db PATH           override the AtoCore SQLite DB path
  --apply             actually mutate (default is dry-run)
  --allow-empty       permit --apply on an empty plan
  --report-dir PATH   where to write the JSON report
  --json              emit the plan as JSON instead of human prose

Smoke test against the Phase 9 validation DB produces the expected
"Nothing to migrate. The database is clean." output with 4 known
canonical projects and 0 shadows.

tests/test_migrate_legacy_aliases.py
------------------------------------
19 new tests, all green:

Plan-building:
- test_dry_run_on_empty_registry_reports_empty_plan
- test_dry_run_on_clean_registered_db_reports_empty_plan
- test_dry_run_finds_shadow_project
- test_dry_run_plans_state_rekey_without_collisions
- test_dry_run_detects_state_collision
- test_dry_run_plans_memory_rekey_and_supersession
- test_dry_run_plans_interaction_rekey

Apply:
- test_apply_refuses_on_state_collision
- test_apply_migrates_clean_shadow_end_to_end (verifies get_state
  can see the state via BOTH the alias AND the canonical after
  migration)
- test_apply_drops_shadow_state_duplicate_without_collision
  (same (category, key, value) on both sides - mark shadow
  superseded, don't hit the UNIQUE constraint)
- test_apply_migrates_memories
- test_apply_migrates_interactions
- test_apply_is_idempotent
- test_apply_refuses_with_integrity_errors (uses case-variant
  canonical rows to work around projects.name UNIQUE constraint;
  verifies the case-insensitive duplicate detection works)

Reporting:
- test_plan_to_json_dict_is_serializable
- test_write_report_creates_file
- test_render_plan_text_on_empty_plan
- test_render_plan_text_on_collision

End-to-end gap closure (the most important test):
- test_legacy_alias_gap_is_closed_after_migration
  - Seeds the exact same scenario as
    test_legacy_alias_keyed_state_is_invisible_until_migrated
    in test_project_state.py (which documents the pre-migration
    gap)
  - Confirms the row is invisible before migration
  - Runs the migration
  - Verifies the row is reachable via BOTH the canonical id AND
    the alias afterward
  - This test and the pre-migration gap test together lock in
    "before migration: invisible, after migration: reachable"
    as the documented invariant

Full suite: 194 passing (was 175), 1 warning. The +19 is the new
migration test file.

Next concrete step after this commit
------------------------------------
- Run the dry-run against the live Dalidou DB to find out the
  actual blast radius. The script is the inspection SQL, codified.
- Review the dry-run output together
- If clean (zero shadows), no apply needed; close the doc gap as
  "verified nothing to migrate on this deployment"
- If there are shadows, resolve any collisions via
  POST /project/state, then run --apply under supervision
- After apply, the test_legacy_alias_keyed_state_is_invisible_until_migrated
  test still passes (it simulates the gap directly, so it's
  independent of the live DB state) and the gap-closed companion
  test continues to guard forward
2026-04-08 15:08:16 -04:00
d0ff8b5738 Merge origin/main into codex/dalidou-storage-foundation
Integrate codex/port-atocore-ops-client (operator client + operations
playbook) so the dalidou-storage-foundation branch can fast-forward
into main.

# Conflicts:
#	README.md
2026-04-07 06:20:19 -04:00
b9da5b6d84 phase9 first-real-use validation + small hygiene wins
Session 1 of the four-session plan. Empirically exercises the Phase 9
loop (capture -> reinforce -> extract) for the first time and lands
three small hygiene fixes.

Validation script + report
--------------------------
scripts/phase9_first_real_use.py — reproducible script that:
  - sets up an isolated SQLite + Chroma store under
    data/validation/phase9-first-use (gitignored)
  - seeds 3 active memories
  - runs 8 sample interactions through capture + reinforce + extract
  - prints what each step produced and reinforcement state at the end
  - supports --json output for downstream tooling

docs/phase9-first-real-use.md — narrative report of the run with:
  - extraction results table (8/8 expectations met exactly)
  - the empirical finding that REINFORCEMENT MATCHED ZERO seeds
    despite sample 5 clearly echoing the rebase preference memory
  - root cause analysis: the substring matcher is too brittle for
    natural paraphrases (e.g. "prefers" vs "I prefer", "history"
    vs "the history")
  - recommended fix: replace substring matcher with a token-overlap
    matcher (>=70% of memory tokens present in response, with
    light stemming and a small stop list)
  - explicit note that the fix is queued as a follow-up commit, not
    bundled into the report — keeps the audit trail clean

Key extraction results from the run:
  - all 7 heading/sentence rules fired correctly
  - 0 false positives on the prose-only sample (the most important
    sanity check)
  - long content preserved without truncation
  - dedup correctly kept three distinct cues from one interaction
  - project scoping flowed cleanly through the pipeline

Hygiene 1: FastAPI lifespan migration (src/atocore/main.py)
- Replaced @app.on_event("startup") with the modern @asynccontextmanager
  lifespan handler
- Same setup work (setup_logging, ensure_runtime_dirs, init_db,
  init_project_state_schema, startup_ready log)
- Removes the two on_event deprecation warnings from every test run
- Test suite now shows 1 warning instead of 3

Hygiene 2: EXTRACTOR_VERSION constant (src/atocore/memory/extractor.py)
- Added EXTRACTOR_VERSION = "0.1.0" with a versioned change log comment
- MemoryCandidate dataclass carries extractor_version on every candidate
- POST /interactions/{id}/extract response now includes extractor_version
  on both the top level (current run) and on each candidate
- Implements the versioning requirement called out in
  docs/architecture/promotion-rules.md so old candidates can be
  identified and re-evaluated when the rule set evolves

Hygiene 3: ~/.git-credentials cleanup (out-of-tree, not committed)
- Removed the dead OAUTH_USER:<jwt> line for dalidou:3000 that was
  being silently rewritten by the system credential manager on every
  push attempt
- Configured credential.http://dalidou:3000.helper with the empty-string
  sentinel pattern so the URL-specific helper chain is exactly
  ["", store] instead of inheriting the system-level "manager" helper
  that ships with Git for Windows
- Same fix for the 100.80.199.40 (Tailscale) entry
- Verified end to end: a fresh push using only the cleaned credentials
  file (no embedded URL) authenticates as Antoine and lands cleanly

Full suite: 160 passing (no change from previous), 1 warning
(was 3) thanks to the lifespan migration.
2026-04-07 06:16:35 -04:00
ceb129c7d1 Add operator client and operations playbook 2026-04-06 19:59:09 -04:00
b4afbbb53a feat: implement AtoCore Phase 0 + Phase 0.5 (foundation + PoC)
Complete implementation of the personal context engine foundation:
- FastAPI server with 5 endpoints (ingest, query, context/build, health, debug)
- SQLite database with 5 tables (documents, chunks, memories, projects, interactions)
- Heading-aware markdown chunker (800 char max, recursive splitting)
- Multilingual embeddings via sentence-transformers (EN/FR)
- ChromaDB vector store with cosine similarity retrieval
- Context builder with project boosting, dedup, and budget enforcement
- CLI scripts for batch ingestion and test prompt evaluation
- 19 unit tests passing, 79% coverage
- Validated on 482 real project files (8383 chunks, 0 errors)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-05 09:21:27 -04:00