docs(sdk): add minimal Python example

docs/user/guide/python-sdk-minimal.i18n.yaml

@@ -0,0 +1,6 @@
+# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
+# 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 docs/user/guide/python-sdk-minimal.md
+python-sdk-minimal.md: 9d46278aeec625afdf30678806bc90104be00b66
+python-sdk-minimal.zh.md: ec06a205c680c1d7a83be5f949c7ff4d719defe4