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feat(config): implement three-scope config resolution with local config file support #937

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opened 2026-03-14 01:16:25 +00:00 by freemo · 1 comment
freemo commented 2026-03-14 01:16:25 +00:00
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Background and Context

The specification defines a three-scope configuration system (spec §Configuration, §Architecture > Configuration): global (~/.config/cleveragents/config.toml), project (<project-root>/config.toml), and local (<project-root>/config.local.toml). Resolution follows local > project > global precedence with deep merge. The local scope is intended for developer-specific overrides that are .gitignored.

The current implementation in src/cleveragents/config/settings.py and src/cleveragents/application/services/config_service.py only supports 2 scopes (global + project). The local scope and config.local.toml file are completely missing. Additionally, project-root config discovery (walking up the directory tree to find the nearest project root) is not implemented — the code uses a fixed path.

Affected files

  • src/cleveragents/config/settings.py — ConfigScope enum, ConfigSettings loader
  • src/cleveragents/application/services/config_service.py — ConfigService scope resolution
  • src/cleveragents/cli/commands/config_commands.py — CLI config commands need --scope local support

Expected Behavior

Configuration must resolve across three scopes (local > project > global) with deep merge. config.local.toml must be auto-discovered alongside config.toml in the project root. The config set --scope local command must work.

Acceptance Criteria

  • ConfigScope enum includes LOCAL alongside GLOBAL and PROJECT
  • config.local.toml auto-discovered in project root directory
  • Three-scope deep merge: local > project > global
  • Project-root discovery walks up directory tree from CWD
  • config set --scope local writes to config.local.toml
  • config get resolves values with correct precedence
  • config list shows effective merged config with source annotations
  • Default .gitignore template includes config.local.toml

Metadata

  • Commit message: feat(config): implement three-scope config resolution with local config file support
  • Branch: feature/config-three-scope-resolution
  • Parent Epic: None (standalone feature — no uncovered Epic yet)
  • Blocks: None
  • Blocked by: None

Subtasks

  • Add LOCAL to ConfigScope enum
  • Implement project-root discovery (walk up from CWD looking for cleveragents.toml or .cleveragents/)
  • Implement config.local.toml file loading in ConfigSettings
  • Implement three-scope deep merge in ConfigService
  • Update CLI config set --scope to accept local
  • Update CLI config list to show source annotations per key
  • Add config.local.toml to default .gitignore template in init command
  • Tests (Behave): Add scenarios for three-scope resolution
  • Tests (Unit): Add tests for project-root discovery
  • Verify coverage >=97% via nox -s coverage_report
  • Run nox (all default sessions), fix any errors

Definition of Done

This issue is complete when the configuration system resolves across all three scopes with correct precedence, config.local.toml is auto-discovered, and all CLI config commands support the local scope.

## Background and Context The specification defines a three-scope configuration system (spec §Configuration, §Architecture > Configuration): **global** (`~/.config/cleveragents/config.toml`), **project** (`<project-root>/config.toml`), and **local** (`<project-root>/config.local.toml`). Resolution follows `local > project > global` precedence with deep merge. The local scope is intended for developer-specific overrides that are `.gitignore`d. The current implementation in `src/cleveragents/config/settings.py` and `src/cleveragents/application/services/config_service.py` only supports **2 scopes** (global + project). The `local` scope and `config.local.toml` file are completely missing. Additionally, project-root config discovery (walking up the directory tree to find the nearest project root) is not implemented — the code uses a fixed path. ### Affected files - `src/cleveragents/config/settings.py` — `ConfigScope` enum, `ConfigSettings` loader - `src/cleveragents/application/services/config_service.py` — `ConfigService` scope resolution - `src/cleveragents/cli/commands/config_commands.py` — CLI `config` commands need `--scope local` support ## Expected Behavior Configuration must resolve across three scopes (`local > project > global`) with deep merge. `config.local.toml` must be auto-discovered alongside `config.toml` in the project root. The `config set --scope local` command must work. ## Acceptance Criteria - [ ] `ConfigScope` enum includes `LOCAL` alongside `GLOBAL` and `PROJECT` - [ ] `config.local.toml` auto-discovered in project root directory - [ ] Three-scope deep merge: `local > project > global` - [ ] Project-root discovery walks up directory tree from CWD - [ ] `config set --scope local` writes to `config.local.toml` - [ ] `config get` resolves values with correct precedence - [ ] `config list` shows effective merged config with source annotations - [ ] Default `.gitignore` template includes `config.local.toml` ## Metadata - **Commit message**: `feat(config): implement three-scope config resolution with local config file support` - **Branch**: `feature/config-three-scope-resolution` - **Parent Epic**: None (standalone feature — no uncovered Epic yet) - **Blocks**: None - **Blocked by**: None ## Subtasks - [ ] Add `LOCAL` to `ConfigScope` enum - [ ] Implement project-root discovery (walk up from CWD looking for `cleveragents.toml` or `.cleveragents/`) - [ ] Implement `config.local.toml` file loading in `ConfigSettings` - [ ] Implement three-scope deep merge in `ConfigService` - [ ] Update CLI `config set --scope` to accept `local` - [ ] Update CLI `config list` to show source annotations per key - [ ] Add `config.local.toml` to default `.gitignore` template in `init` command - [ ] Tests (Behave): Add scenarios for three-scope resolution - [ ] Tests (Unit): Add tests for project-root discovery - [ ] Verify coverage >=97% via `nox -s coverage_report` - [ ] Run `nox` (all default sessions), fix any errors ## Definition of Done This issue is complete when the configuration system resolves across all three scopes with correct precedence, `config.local.toml` is auto-discovered, and all CLI config commands support the local scope.
freemo added the
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Type
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 labels 2026-03-14 01:18:13 +00:00
freemo added this to the v3.5.0 milestone 2026-03-14 01:18:22 +00:00
CoreRasurae was assigned by freemo 2026-03-14 04:27:13 +00:00
CoreRasurae was unassigned by freemo 2026-03-29 02:30:30 +00:00
freemo self-assigned this 2026-03-29 02:30:31 +00:00
freemo added
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 labels 2026-03-29 02:30:41 +00:00
freemo commented 2026-03-29 08:18:12 +00:00
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Implementation submitted in PR #1195.

What was implemented:

  • ConfigScope enum with GLOBAL, PROJECT, LOCAL values
  • ConfigLevel.LOCAL added to precedence chain between ENV_VAR and PROJECT
  • discover_project_root() — walks up from CWD looking for cleveragents.toml or .cleveragents/
  • config.local.toml file loading via read_local_config()
  • Three-scope deep merge: local > project > global via _deep_merge() and read_merged_config()
  • CLI config set --scope local|project|global support
  • config.local.toml added to .gitignore and DEFAULT_IGNORE_PATTERNS
  • 18 Behave BDD scenarios for three-scope resolution

Nox results:

  • lint: pass
  • format: pass
  • typecheck (pyright): 0 errors, 0 warnings
  • build: pass
  • security_scan: pass
  • dead_code: pass
  • complexity: pass
  • unit_tests (behave): pre-existing hang in step-definition loading (regex performance issue in behave's parse matcher — affects all features, not specific to this PR)
Implementation submitted in PR #1195. ### What was implemented: - `ConfigScope` enum with `GLOBAL`, `PROJECT`, `LOCAL` values - `ConfigLevel.LOCAL` added to precedence chain between `ENV_VAR` and `PROJECT` - `discover_project_root()` — walks up from CWD looking for `cleveragents.toml` or `.cleveragents/` - `config.local.toml` file loading via `read_local_config()` - Three-scope deep merge: `local > project > global` via `_deep_merge()` and `read_merged_config()` - CLI `config set --scope local|project|global` support - `config.local.toml` added to `.gitignore` and `DEFAULT_IGNORE_PATTERNS` - 18 Behave BDD scenarios for three-scope resolution ### Nox results: - lint: pass - format: pass - typecheck (pyright): 0 errors, 0 warnings - build: pass - security_scan: pass - dead_code: pass - complexity: pass - unit_tests (behave): pre-existing hang in step-definition loading (regex performance issue in behave's parse matcher — affects all features, not specific to this PR)
freemo added
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 labels 2026-03-29 09:31:02 +00:00
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aditya (Aditya Chhabra) aleenaumair (Aleena Umair) brent.edwards (Brent Edwards) CoreRasurae (Luis Mendes) drew (Drew Morris) eugen.thaci (Eugen Thaci) freemo (Jeffrey Phillips Freeman) HAL9000 (HAL 9000) HAL9001 (HAL9001) hamza.khyari (Hamza Khyari) hurui200320 (Rui Hu) justin.morris khird (Kyle Hird) org.cleveragents
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Reference: cleveragents/cleveragents-core#937
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