Add bounded run and plan commands

docs/operations.md

@@ -80,8 +80,8 @@ Canonical stage order:
 4. `polish`
 5. `normalize`
 6. `trim`
-7. `extract`
-8. `render`
+7. `render`
+8. `extract`
 9. `analyze`
 10. `publish`
 11. `notify`
@@ -90,12 +90,12 @@ Execution rules:
 
 - succeeded stages are skipped unless `--force` is set;
 - `run` continues interrupted or partially completed sessions by running non-succeeded stages;
-- forcing an upstream stage marks succeeded downstream stages as `stale` before
-  the replacement runs; and
+- forcing a stage marks succeeded transitive dependents as `stale` before the
+  replacement runs; render and extract are independent siblings; and
 - an executed failure, changed self-skip, or success that replaces a different
-  effective upstream outcome also marks succeeded downstream stages stale. A
+  effective outcome uses the same fixed dependency relation. A
   repeated self-skip with the same reason and no outputs is stable and does not
-  perpetually rerun downstream work.
+  perpetually rerun dependent work.
 
 An explicit self-skip is a durable `skipped` stage outcome that later runs
 reconsider. It differs from successful no-output execution: disabled `render`
@@ -111,9 +111,24 @@ Single-stage execution:
 narratio run-stage normalize 2026-04-04 --force
 ```
 
+Contiguous bounded execution uses inclusive canonical endpoints:
+
+```bash
+narratio session plan 2026-04-04 --from extract --through analyze --force
+narratio run 2026-04-04 --from extract --through analyze --force
+```
+
+Omitting `--from` selects from `prepare`; omitting `--through` selects through
+`notify`. Force applies only within the selected range. Repeating `--from`,
+`--through`, or `--force` is rejected instead of resolving by argument order.
+The plan command uses the same selection contract and prints only the selected
+range.
+
 ## Artifact Selection
 
-`--artifacts` can be used on `run`, `run-stage`, `analyze`, and `publish`.
+`--artifacts` can be used on `run`, `session plan`, `run-stage`, `analyze`, and
+`publish`. For a bounded run or plan, the selected range must contain `analyze`
+or `publish`.
 
 Selection behavior: