Merge remote-tracking branch 'upstream/master' into docs/i18n-capability

# Conflicts:
#	docs/i18n/README.i18n.yaml
#	docs/i18n/terminology.md
#	scripts/translation-pairing.manifest.json

docs/i18n/README.i18n.yaml

@@ -2,5 +2,5 @@
 # side as of the last confirmed-consistent state. Both languages carry equal authority;
 # after editing either side, bring the other along and re-record with:
 #   pnpm run verify-translation-pairing --write
-README.md: 94c8ad9e3a83b490a854dce69b27bd7e13d834b5
-README.zh.md: 5ed960a4dbf48d3f9b2f681298fd4d7487ca3eaf
+README.md: 81e958c8ae9552222f27b0f9674d4fa0ff2a481c
+README.zh.md: 3764a9ade69f3ad99e36ccccbaed1d19d8bbb1f0

docs/i18n/README.md

@@ -35,7 +35,7 @@ The gate's limit, stated plainly: **a green gate means the pair was confirmed co
 
 ## Scope, exclusions, and rollout
 
-**Scope**: the root `README.md` and everything under `docs/**`. Package READMEs (`packages/**`) join the scope in a later batch.
+**Scope**: the root `README.md`, everything under `docs/**`, and everything under `python/**`. Package READMEs (`packages/**`) join the scope in a later batch.
 
 **Excluded** (never paired, and the gate rejects a `.zh.md` or `.i18n.yaml` for them):
 

docs/i18n/README.zh.md

@@ -35,7 +35,7 @@
 
 ## 范围、排除与推进
 
-**范围**：根 `README.md` 与 `docs/**` 下的全部内容。package README（`packages/**`）在后续批次加入范围。
+**范围**：根 `README.md`、`docs/**` 下的全部内容，以及 `python/**` 下的全部内容。package README（`packages/**`）在后续批次加入范围。
 
 **排除**（永不配对，门禁拒绝为它们建 `.zh.md` 或 `.i18n.yaml`）：