Consolidate documentation ownership

docs/config.md

@@ -7,13 +7,14 @@ built-in defaults, then environment overrides are applied.
 
 ## Discovery
 
-Commands that accept `--config` load configuration in this order:
+Commands that load configuration use this order:
 
-1. the `--config` path, when provided;
+1. an explicit path supplied through the CLI, when provided;
 2. `NOTARIUS_CONFIG`, when set to a non-empty path;
 3. `/usr/local/etc/notarius/config.yml`.
 
 If none is available, the command fails with a config file not found error.
+The explicit-path option is defined in the [CLI reference](cli.md).
 
 ## Maintained Examples
 
@@ -108,11 +109,8 @@ profiles.
 
 ## Pipelines
 
-A pipeline defines the fixed Notarius workflow:
-
-```text
-input -> chunk -> extract -> merge -> normalize -> output
-```
+A pipeline selects implementations for the fixed workflow defined by
+[Architecture](policy/architecture.md#system-shape).
 
 Pipeline fields:
 
@@ -319,8 +317,8 @@ casts still must be present in the source transcript.
 `workspace` fields:
 
 - `directory`: optional workspace root for Notarius-owned local state.
-- `resume.enabled`: boolean resume checkpointing setting. Default: `false`.
-- `debug.enabled`: boolean debug artifact setting. Default: `false`.
+- `resume.enabled`: boolean resume checkpointing setting.
+- `debug.enabled`: boolean debug artifact setting.
 - `diagnostics`: optional diagnostics settings defined below.
 
 `workspace.resume.enabled` and `workspace.debug.enabled` are independent.
@@ -331,11 +329,12 @@ permissions, and sensitive content, see [Operations](operations.md).
 
 Preferred workspace diagnostics fields:
 
-- `workspace.directory`: workspace root for Notarius-owned local state.
 - `workspace.diagnostics.enabled`: set to `false` to skip creating diagnostics
-  run directories and diagnostics artifacts. Default: `true`.
+  run directories and diagnostics artifacts.
 - `workspace.diagnostics.retention`: `auto`, `always`, or `never`.
-  When unset, the effective diagnostics retention default is `auto`.
+
+Defaults for workspace and diagnostics fields are listed in
+[Defaults](#defaults).
 
 `workspace.diagnostics.retention` overrides legacy diagnostics retention when
 set.
@@ -343,9 +342,8 @@ set.
 `diagnostics` fields:
 
 - `work_dir`: deprecated compatibility directory for per-run diagnostics.
-  Default: `/tmp/notarius`.
 - `retention`: deprecated compatibility retention mode. `auto`, `always`, or
-  `never`. Empty uses `auto`.
+  `never`.
 
 Existing `diagnostics.work_dir`, `diagnostics.retention`, `NOTARIUS_WORK_DIR`,
 and `NOTARIUS_DIAGNOSTICS_RETENTION` inputs remain supported for compatibility.
@@ -371,7 +369,7 @@ Pipeline resolution additionally checks:
 
 - the pipeline ID exists;
 - at least one artifact lane is declared and selected;
-- selected lanes exist when `--only` is used;
+- lanes selected through the CLI exist in the resolved pipeline;
 - required module keys are present;
 - module keys are registered for the expected slot;
 - module capability requirements are satisfied;