v0.1.3: encoding remediation - restore 11 core files to clean UTF-8 + add check:encoding-health guard

README.md

@@ -8,7 +8,7 @@ the corpus internally consistent and publish-ready.
 The corpus does not assume any specific forge (GitHub / Gitea / GitLab),
 ticketing, or CI system. System-specific behavior lives behind an explicit
 adapter contract (`core/adapters/`), so the same core can be adopted by any
-octopus instance — or any other agent platform — with its own adapters.
+octopus instance 鈥?or any other agent platform 鈥?with its own adapters.
 
 ## Layout
 
@@ -20,7 +20,7 @@ octopus instance — or any other agent platform — with its own adapters.
 | `core/templates/` | Artifact templates (DAG, iteration docs) |
 | `core/schemas/` | JSON schemas under the public namespace `https://eightarms.net/octopus-workflow/schemas/` |
 | `core/adapters/` | Adapter contract: terminology SSOT + Gitea reference implementation |
-| `core/CORE-MANIFEST.json` | Registry of core↔instance mappings and sync semantics (verbatim / verbatimDir / rewritten / split / core-only) |
+| `core/CORE-MANIFEST.json` | Registry of core鈫攊nstance mappings and sync semantics (verbatim / verbatimDir / rewritten / split / core-only) |
 | `examples/` | Organization-agnostic narrative essays referencing the core |
 | `guards/` | Standalone drift guards (bun + node stdlib only) |
 
@@ -32,6 +32,7 @@ Runnable inside this repo with [bun](https://bun.sh), no install step needed:
 bun run check:core-cohesion    # corpus structural invariants
 bun run check:core-p1          # publish-readiness neutrality (no org-internal links)
 bun run delink:core -- --check # no replaceable org-internal refs remain
+bun run check:encoding-health # core/ text is clean UTF-8 (no GBK mojibake)
 ```
 
 The instance-side guards (`check-core-parity`, `check-schema-ids`,