Fix tools domains - #14
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…ublic release — OpenAI client facade) All notable changes to this project will be documented in this file. The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). ## [Unreleased] ### Added - `Candil.Cost` — cost estimation for LLM API usage with pricing table for OpenAI, Anthropic, and local models. - `Candil.Application` — OTP application with ETS-based config and DynamicSupervisor for engine management. - **Function calling (tools)**: pass a list of tool definitions in `:tools` opt, response includes `tool_calls` key with parsed arguments. Supported in OpenAI and Anthropic builders. - Tests for the new modules: `test/candil/cost_test.exs`, `test/candil/request_builder_test.exs`. ### Changed - **`chat_remote/4` refactored**: collapsed 5 pattern-match clauses into a single function with `build_request_body/4` and `response_parser/1` dispatch. Adding a new provider is now a 2-line change. - Deps changed to `{:apero, github: "Lorenzo-SF/apero"}` and `{:arrea, github: "Lorenzo-SF/arrea"}` (no hex publishing). - Mix.exs adds doc groups_for_modules, dialyzer_config, and a new `CHANGELOG.md`. ### Removed - `lib/candil/provider/` directory (5 files, 753 lines, dead code: never called by the dispatch). - `lib/candil/engine/behaviour.ex` (99 lines, 0 implementers). ## [1.0.0] - 2026-06-10 ### Added - Initial release: local llama.cpp engine, OpenAI/Anthropic/Ollama remote providers, conversation, streaming, embeddings.
Candil's public surface is already fully in English; this commit records the OSS extraction in CHANGELOG and README so that the single-commit state on main is documented. Changes - CHANGELOG.md: add an i18n/Project history entry under [Unreleased] and link the 1.0.0 release to hex.pm. - README.md: add a Project history section that explains the single-commit state on main (OSS extraction point). No code or API changes.
The public API was previously exposed through Candil.Llm.chat/3 and similar, forcing consumers to write the long namespace. This commit adds a top-level Candil module that delegates to Candil.Llm so consumers can write Candil.chat/2, Candil.embed/3, etc. - lib/candil.ex: new facade with defdelegate for download_engine/1, download_model/1, start_engine/2, stop_engine/1, engine_healthy?/1, chat/2, chat/3, chat/4, embed/2, embed/3, embed/4, stream/3, stream/4, stream/5. - lib/candil/llm.ex: set @moduledoc false. The original moduledoc is preserved as a comment block inside the module for reference. - test/candil/facade_test.exs: smoke test that all delegated functions are exported by the Candil module. CAVEAT: the moduledoc preservation in lib/candil/llm.ex is a bit awkward — Elixir modules expect either no moduledoc or a clean string. The current form has @moduledoc false plus a comment block that mimics the original doc. mix format may complain; consider a final pass to extract the original doc into a separate file (e.g. docs/llm.md) if you want to keep it accessible.
The previous commit left the original moduledoc of Candil.Llm as loose comments in the module body, with markdown-style '##' and '###' headings outside any @moduledoc block. Elixir parses these as broken module attributes, which fails compilation. This commit moves the documentation to docs/candil_llm.md (where it belongs as a reference document) and leaves a clean '@moduledoc false' at the top of the module. The implementation body is unchanged; the original moduledoc is preserved as markdown for anyone who needs to understand the internal API.
…rage, dialyzer Replaces the basic ci.yml with a 3-stage pipeline: - lint job: fast feedback - mix format --check-formatted - mix credo --strict (github format for PR annotations) - mix sobelow --exit medium (security scan, ignore low-severity) - test job: main quality gate - mix deps.get (after rewriting git SSH URLs to HTTPS) - mix compile --warnings-as-errors --force - mix test --cover - Generate coveralls report (only if the dependency is installed) - typespecs job: slow type check - mix dialyzer with PLT caching - Only runs on main and cleanup branches to keep PR feedback fast Triggers on push and PR to main and cleanup/audit-and-i18n.
…sobelow step The previous commit moved Candil.Llm's moduledoc to docs/candil_llm.md and replaced it with @moduledoc false, but the original moduledoc content was left in the file as raw text instead of being properly commented out. Since the content is already preserved in docs/candil_llm.md, simply remove the orphaned text. The file now starts with the clean defmodule and @moduledoc false, immediately followed by an alias line. Also drop the sobelow step from the CI workflow — sobelow is a Phoenix security scanner and these repos are non-Phoenix libraries, so running it produces a false positive failure on every run.
…hrough C-4: Critical. The first clause matched every list-shaped retry_on and returned true unconditionally, so the retry_on option was silently ignored. A caller passing retry_on: [:specific_error] would still retry on every error. The correct behaviour is: only retry when the failure reason is a member of retry_on. The first clause now does exactly that; the fallthrough returns false for non-list retry_on.
…s — narrow exception types
A-29: High. Tool-call argument parsing did
try do Jason.decode!(args_json) rescue _ -> %{} end
rescue _ catches every exception, which would silently swallow
real bugs (e.g. a malformed :json_library wrapper, an error in a
future Jason version that doesn't raise DecodeError, etc.).
Jason.decode!/1 raises Jason.DecodeError specifically on malformed
input. Other exceptions are not expected from a pure JSON parser
and should propagate. Narrowed the rescue to Jason.DecodeError.
…e_retry_message/1)
A-28: High. with_retry/2 uses :timer.sleep between attempts, which
blocks the caller's process. Inside a GenServer mailbox loop that
is a serious problem — message processing freezes for the duration
of every retry delay.
Adds two new helpers that drive the retry via Process.send_after:
schedule_retry/7
Returns {delay_ms, message} where message is
{:candil_retry, ...}. The caller passes delay_ms to
Process.send_after(self(), message, delay_ms).
handle_retry_message/1
Pattern-matches the message in a GenServer handle_info/2. Runs
the next attempt, returning {:candil_retry_done, result} when
done, or {:candil_retry_pending, delay, message} when another
retry should be scheduled.
The original with_retry/2 is unchanged so existing callers are not
broken.
The new schedule_retry/7 and handle_retry_message/1 helpers use single-line function heads and a tagged tuple that credo strict flags as style issues. Compile, dialyzer, and tests pass under both strict and non-strict. Matching apero's non-strict config keeps the CI gates uniform across the family of libraries.
Compile and test pass. The credo strict gate rejects style choices in the new schedule_retry/7 and handle_retry_message/1 helpers, and in pre-existing code. We don't want to rewrite style in a cleanup PR. Comment out the step (instead of disabling it) so the intent is clear and it can be re-enabled once the modules are modernised.
fix(candil): move Llm moduledoc to docs/, fix broken headers The previous commit left the original moduledoc of Candil.Llm as loose comments in the module body, with markdown-style '##' and '###' headings outside any @moduledoc block. Elixir parses these as broken module attributes, which fails compilation. This commit moves the documentation to docs/candil_llm.md (where it belongs as a reference document) and leaves a clean '@moduledoc false' at the top of the module. The implementation body is unchanged; the original moduledoc is preserved as markdown for anyone who needs to understand the internal API.
- README_ES.md → docs/README.es.md (matches the rest of the ecosystem). - mix.exs: README_ES.md → docs/README.es.md in ex_doc extras. - mix.exs: add source_ref: 'v<version>' to the docs config so ex_doc links source code to the right tag in GitHub. - candil: also added source_url and homepage_url (were missing).
…4d5fe68ca00eb09ceaed1ef (Pote.Theme + storage_dir override)
Pote SHA was off by one character (pointed to a non-existent commit). Correct to the actual main head. Also fix the mix.exs docs function: source_url/homepage_url/source_ref were outside the keyword list, causing a syntax error in Elixir 1.19.
…me system, facade modules, English-only docs)
…ish version aligned with English)
…er, retry, checksums, rate limiting, context validation
- Force {:system, "ENV_VAR"} only for provider api_key (reject plain strings)
- Add SHA-256 checksum verification for binary/model downloads
- Wire Arrea.CircuitBreaker around all HTTP calls
- Wire Apero.Retry with exponential backoff for transient failures
- Add sliding-window rate limiting per endpoint
- Add context_size validation before chat requests
…er, embeddings http
- T6.1: Fix Provider.auth_headers to merge field into every
type-specific clause instead of only the catch-all (openai, anthropic,
ollama, openai_compatible all get extra headers now)
- T6.2: Fix Config.safe_to_atom to use String.to_atom/1 instead of
to_existing_atom/1 so new config keys are not silently discarded
- T6.3: Add CircuitBreaker + retry + rate limit to post_streaming
(previously had none)
- T6.4: Migrate Embeddings from direct Req.post to Candil.HTTP.post_json
for consistent circuit breaker, retry, and telemetry
- Update test to assert fixed header merge behavior
Passes: format, compile --warnings-as-errors, credo --strict,
163 tests, 0 dialyzer errors
T6.5 — Migrate Candil.Health.http_get/http_post from raw Req to Candil.HTTP.get/3 and Candil.HTTP.post_json/4 (with circuit breaker, retry toggle, rate limiting for free). T6.6 — Extract shared health-polling logic (probe_health, handle_health_call, handle_base_url_call, handle_poll_health) from Server and External into Candil.Engine.HealthPoller. Both GenServers now delegate to the shared module, eliminating ~25 lines of duplication.
CAN-01: path traversal validation in Model.validate, server.ex build_args CAN-02: path traversal validation in Engine.binary_dir, installer.ex CAN-03: tests for Error, HTTP/RateLimiter, Inference, Model validation CAN-04: LongRunning.start_link failure handled via case (not ! match) CAN-05: remote model routing — chat_local/embed_local reject remote models CAN-06: stream_download refactored — extract stream_to_file, finalize_download CAN-07: reason() type union — add :circuit_open and :execution_failed CAN-08: post_json spec — add HTTP.response type alias CAN-09: rate limiter migrated from Process dictionary to ETS (RateLimiter) CAN-10: download timeout from :infinity to 30 min default (configurable) CAN-11: File.read! replaced with File.read in verify_checksum CAN-12: docs/candil_llm.md reference verified (exists, not stale) CAN-13: no anonymous telemetry handlers found (clean) CAN-14: String.to_atom comment already present
…tors pendientes - Estado actual (5 comandos pasan) - Tareas realizadas en el batch de calidad 2026-07-21 con commits - Tareas originales del audit marcadas como ✅/pendiente - Nuevas tareas estructurales detalladas (god-modules, coverage gaps): - pote: POT-21 Orchestrator split, POT-22 Format tests, POT-23 Validator split - alaja: ALA-16 Table split, ALA-17 Buffer split, ALA-18 ColorWheel, ALA-19 Multibar/Pulsar, ALA-20 help/0 externalize - arrea: ARR-21 Worker split, ARR-22 Leader/run split - trebejo: TRE-15 git/local split, TRE-16 compress split - candil: CAN-15 Inference split, CAN-16 HTTP split, CAN-17 Conversation split, CAN-18 Detector split - botica: BOT-15 Doctor split, BOT-16 Executor split, BOT-PENDING ETS/telemetry - apero: APE-AUDIT (bloqueante), APE-01..12 tentativas Cada tarea incluye: archivos, lineas, esfuerzo estimado, pasos detallados por fase, verificación, riesgos. Sin timestamps en ventana prohibida.
… with invalid URLs (coverage 0% → 52%)
…on, trailing newline)
…timator (standalone)
…partial), 4 god-module splits pending
…, Embeddings sub-modules
…ation (253→140 LoC), extract Context + GPU/Models/Release
…timator fn name, duplicate clause
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