- Extended boundary duplicate absorption to single structural closing lines (`}`, `)`, `]`) for replacement groups.
- Added delimiter-balance validation so a boundary line drops only when the kept payload matches expected counts.
- Enabled default single-line structural boundary absorption for pure inserts while keeping multi-line absorbs gated by `autoDropPureInsertDuplicates`.
- Added a new `read.summarize.prose` setting to control markdown and plain-text read summaries.
- Updated the read tool to skip summarization for prose files unless that setting is enabled.
- Added coverage for default and enabled markdown read-summary behavior.
- Added configurable `ScanDetail` modes across native fd/glob/ast flows and exposed `size` on `GlobMatch`/types.
- Added parallel grep processing with optional workers, buffered entry visits, and direct small-file reads.
- Changed `filesWithMatches` to stop at first match per file and report `totalMatches` as matching-file count.
- Fixed grep count/offset limits, timeout checks, and cancel handling by enforcing offsets in aggregate results.
- Updated PI_GREP_WORKERS and auto-absorb/read-summarize behavior/docs, including `read.summarize.prose` and pure-insert defaults.
- Added tests for filesWithMatches counts, cancel cases, and count-mode behavior, plus updated grep benchmark imports.
- Exported DEFAULT_MATCH_LIMIT from the search tool module.
- Updated the search tool tests to import DEFAULT_MATCH_LIMIT from the module.
- Updated default-limit assertions and messages to use DEFAULT_MATCH_LIMIT instead of hardcoded values.
- Added `pr_create` to the GitHub tool schema and execution dispatch.
- Implemented `executePrCreate()` with title/fill validation, arg assembly, and temp-file body handling.
- Added optional PR result enrichment by parsing created PR URLs and formatting `gh pr view` summary fields.
- Updated `github.md` docs, changelog notes, and tests for `pr_create` mappings and validation.
- Converted systemPrompt APIs and state types to ordered `string[]` across agent, AI, and coding-agent surfaces.
- Added `normalizeSystemPrompts` and applied it to context normalization before building provider request payloads.
- Updated AI providers to emit separate normalized prompt blocks/messages instead of a single merged system prompt.
- Removed dedicated `projectPrompt` state and remapped that context into system-context buckets in session, dump, and token accounting.
- Aligned tests and changelogs to pass and assert `systemPrompt` as arrays with ordered prompt semantics.
- Added a new `edit.hashlineAutoDropPureInsertDuplicates` boolean setting with default `false` for hashline edits.
- Threaded the setting through tool execution contexts so hashline previews and execution honor the configured option.
- Changed pure-insert duplicate boundary absorption to run only when enabled and added tests for default-disabled and enabled behavior.
- Refactored directory tree child discovery into a dedicated direct-name helper.
- Used fs.readdir for non-gitignore directories instead of globbing.
- Kept child-name filtering for excluded and hidden entries in the same selection flow.
- Added DirectoryTree, DirectoryTreeOptions, and buildDirectoryTree exports for configurable tree rendering.
- Changed read tool directory output to use buildDirectoryTree with depth and exclusion limits.
- Added read.summarize settings and summary-mode parseable read output behavior when no selector is used.
- Added tests for truncated root/child listings and hidden or excluded entry filtering.
- Added `WorkspaceTree` and `buildWorkspaceTree` APIs for working-directory tree rendering with limits.
- Extended `buildSystemPrompt` and `createAgentSession` to resolve and pass workspace tree context for system prompts.
- Updated the system prompt template to include a `<workspace-tree>` section with truncation notices before append output.
- Added workspace-tree and system-prompt tests covering sorting, truncation, exclusions, and prompt ordering.
- `is_elidable_kind` now treats more AST kinds as elidable for TypeScript, Rust, and Java.
- Added summary tests for interface and class bodies in TypeScript, Rust, and Java.
- Merged brace-boundary read summary spans into a single `..` line-range representation.
- Grouped adjacent groupable nodes and emitted elision spans only after grouped runs met thresholds.
- Normalized end-line rows at column 0 and extended import-like groupable-kind rules across languages.
- Updated read-summary tests and added changelog notes for merged brace-pair `{ .. }` output behavior.
- Added a structural hash path that returns an ordinal-suffix bigram for lines containing only whitespace and braces.
- Kept line-number variation for other non-content lines while leaving content-bearing line hashes independent of index for stability across small shifts.
- Extended hashline pure-insert absorption to auto-drop 2+ duplicated boundary lines at ANCHOR, BOF, and EOF inserts.
- Surfaced a warning when pure-insert boundary lines are auto-dropped.
- Registered a new `read` command in the CLI command registry so `omp read` can be invoked.
- Implemented `runReadCommand` to execute the read tool, wrap it with meta notices, and print text or image-result blocks.
- Added a `read` command class with required path input, optional timeout flag, and usage examples.
- Updated read schema, path utilities, and dispatch to parse selectors from :raw/:L suffixes on path, removing standalone sel usage.
- Changed truncation/error notices to continue with :<nextOffset> and :1 guidance for read and sqlite pagination.
- Added summarizeCode support with tree-sitter summaries, read.summarize settings, and N-API Summary types/exports.
- Added tests and docs updates for path-embedded selectors, summary behavior, and explicit raw/offset SQL/read cases.
- Updated OpenAI completion request construction to include OpenRouter attribution headers and always-on cache directives (1h TTL).
- Updated image-generation requests to replace legacy X-Title with OpenRouter-specific HTTP-Referer, title, and category headers.
- Removed old OpenRouter X-Title defaults from provider options and removed the matching image-gen header assertion test.
- Added session-draft persistence methods in SessionManager to write unsent editor text to an artifacts-sidecar draft file and delete it after single-shot consumption.
- Persisted editor text during interactive shutdown and restored that draft on resume when the editor was empty, enabling Ctrl+D draft recovery.
- Updated Ctrl+D handling in the editor/controller path and added tests covering draft round-trip, artifact cleanup, stale-draft eviction, and in-memory no-op behavior.
- Wrapped hashline execution by merging same-path input sections into one combined section in execution order.
- Applied a new hashline regression test that validates sequential sections against the same file use the original snapshot even when anchors shift beyond rebase limits.
- Clarified anchor operation semantics, including the `+ ANCHOR` insert-after and `< ANCHOR` insert-before forms.
- Added guidance to prefer narrow ops for additions and deletions, reserving `= A..B` for true replacements.
- Reworked examples with an anti-pattern and preferred one-line insert variant to discourage over-broad replacements.
- Added `recordLocalSubmission` and `withLocalSubmission` to replace inline signature set mutations across input and compaction flush paths.
- Signatures are now cleaned up automatically on delivery failure, preventing stale entries from suppressing editor-draft protection on retries.
- Extended test fixtures and added cases covering signature lifecycle for idle, streaming, and fire-and-forget submission paths.
- Added `HindsightSessionState` to `AgentSession` and bound hindsight lifecycle hooks to session state.
- Removed global hindsight state/queue handling and replaced it with per-session `HindsightRetainQueue` batching and scoped flushing.
- Reworked recall, reflect, and retain tools to use `session.getHindsightSessionState()` instead of sessionId-based lookup.
- Updated SDK/task/backend/controller flows to pass `session`/`parentHindsightSessionState`, scope `/memory` behavior, and document it in changelog.
- Added mental-model settings and config defaults for enablement, auto-seed, refresh interval, and render budget.
- Added built-in mental-model seeds and scope-aware rendering with `<mental_models>` extraction, truncation, and tag handling.
- Added `/memory mm` aliases and handlers for list, show, refresh, history, seed, reload, and delete commands.
- Added client APIs and bootstrap/cache wiring so snippets refresh and inject into prompts on startup.
- Added tests covering seed scope behavior, rendering caps, diffs, and backend/session reload behavior.
- Added a `= A..B` hashline rule and adjacent-edge guidance to the tool prompt.
- Added `HashlineReplacementGroup` and `HashlineDeleteEdit` with helpers to find anchor-target lines.
- Added `findReplacementGroup()` and duplicate-boundary absorption to normalize edits with synthetic deletes and warnings.
- Added normalization flow into `applyHashlineEdits` before bucketing, and added duplicate-boundary edge-case tests.
- Updated `CHANGELOG.md` with Added and Fixed unreleased notes for hashline boundary-line behavior.
- Loaded recall, reflect, and retain tool descriptions from new markdown prompt files.
- Updated the retain tool to accept batched `items`, enqueue each memory entry, and return the queued-memory count.
- Reworked retain tests to pass the array payload, assert pluralized queue messages, and confirm single-batch flush behavior.
- Switched HL_EDIT_SEP initialization to read from process.env, trimming the value and defaulting to "~" when missing or invalid.
- Expanded the separator documentation with benchmark data and reliability notes explaining why "~" was selected as the fallback over other candidates.
- Added per-session retain queues with size/time auto-flush, recursive drain, and lifecycle flushes on end/clear/enqueue.
- Changed `hindsight-retain` to validate session state, enqueue writes, and return `Memory queued.` immediately.
- Added `notice` event support and handlers that route error/warning/status messages with source-aware formatting.
- Updated client and tests with shared request mapping, `RequestOptions`, `buildMemoryItem`, and expanded batch/list/doc APIs.
- Added an optional `aliasOf` link and a `pickPrimaryState` helper to track reusable parent Hindsight state.
- Updated task-depth subagent startup to reuse the latest primary state's bank, client, config, tags, and missions while returning silently when no parent exists.
- Skipped alias states in recall-snippet selection and enqueue so auto-recall/retain work only on the parent session.
- Updated tool selection logic to add memory-specific tools when the session backend is set to "hindsight".
- Ensured the new tools "recall", "retain", and "reflect" are appended only if not already requested.
- Added inline hashline parse and apply support for `<` prepend and `+` append operations with prefix+suffix edits.
- Added fail-fast behavior to reject inline modify ops combined with delete or replace on same line.
- Renamed HASHLINE_* and mode symbols to HL_* in prompt tooling, read/search checks, and prompt templates.
- Standardized separators to `PI_HL_SEP`/`HL_EDIT_SEP` and fixed `HL_BODY_SEP='|'`, updating parser formatting behavior.
- Updated benchmark subtype constants and python cleanup test setup to use HL_* values and AgentRegistry mock failure injection.
- Replaced duplicated plugin-registry cache invalidation blocks with clearPluginRootsAndCaches in command and selector setup paths.
- Updated OMP plugin registry path resolution to use getPluginsDir for reads and cache invalidation, matching marketplace write locations.
- Removed a redundant project-scope marketplace test after centralizing cache-root invalidation logic.
- Removed the `@vectorize-io/hindsight-client` dependency from both package manifests.
- Added a local `HindsightApi` client and changed `createHindsightClient` to instantiate it.
- Replaced `HindsightClient` imports/types with `HindsightApi` across backend, bank, and tests.
- Implemented `HindsightApi` `#request` handling with `fetch`, safe JSON parsing, and `HindsightError` on failures.
- Changed the default HASHLINE_CONTENT_SEPARATOR value to a backslash when PI_HASHLINE_SEP is not provided.
- Kept the environment variable override path intact so custom separators continue to work via PI_HASHLINE_SEP.
- Added memory.backend and memories.enabled to the RPC defaulted settings list.
- Ensured RPC hosts can pick up explicit memory configuration defaults from the settings layer.
- Added configurable hashline separator support via `PI_HASHLINE_SEP` with `|` fallback.
- Replaced hardcoded `|` payload markers with `{{hsep}}`/`$HSEP$` in prompts, grammar, and parsing.
- Updated payload parsing to strip shared separator prefixes while preserving whitespace-only prefixes.
- Replaced `resolveLarkLidPlaceholders` with `resolveHashlineGrammarPlaceholders` and added a compatibility alias.
- Removed settings UI entries for `display.tabWidth`, `stt.language`, and similar values lacking valid `ui.options`.
- Refactored `pathToSettingDef()` in `settings-defs.ts` to derive submenu options directly from schema metadata.
- Introduced `SubmenuOption`/`AnyUiMetadata` in `settings-schema.ts` and added `options: "runtime"` support for dynamic lists.
- Updated `collectPayload` to accept a warnings accumulator, detect doubled payload prefixes, and strip one extra leading `|` when all payload lines used the doubled form.
- Changed `parseHashlineWithWarnings` to return collected parser warnings instead of an empty list.
- Added tests confirming auto-stripping, single-line `|` preservation, and mixed-prefix payload behavior.
- Removed the token_total segment from the default status-line preset.
- Kept the remaining left-side segment order unchanged, including cost at the end.
- Added `hindsight.scoping` and `HINDSIGHT_SCOPING` with global, per-project, and per-project-tagged modes.
- Migrated legacy `raw.hindsight` handling to scoping-based behavior and removed deprecated `dynamicBankId`/`agentName` keys.
- Replaced `deriveBankId` with `computeBankScope`, returning `bankId` plus optional retain/recall tags by mode.
- Forwarded scoped tags through memory ops so recall and retain/reflect calls use `tags`, `tagsMatch`, and `recallTags`.
- Validated `scoping` values from env/settings, warning and defaulting to `per-project-tagged` when invalid.
- Standardized Hindsight context output to emit `<memories>` blocks and updated retention stripping to remove both `<memories>` and legacy `<hindsight_memories>`/`<relevant_memories>` tags.
- Renamed built-in Hindsight tool entry points and labels from `hindsight_retain`/`hindsight_recall`/`hindsight_reflect` to `retain`, `recall`, and `reflect`, including tool availability checks.
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