chore: remove all Umbra references (Signetry naming only)

.github/workflows/reviewer.yml

@@ -23,7 +23,7 @@ jobs:
         with:
           python-version: "3.12"
       - name: Install signetry-reviewer
-        run: pip install "signetry-reviewer>=0.1.0"
+        run: pip install "signetry-reviewer @ git+https://github.com/Signetry/reviewer@v0.1.2"
       - name: Compute the PR diff
         env:
           BASE_SHA: ${{ github.event.pull_request.base.sha }}

CHANGELOG.md

@@ -2,43 +2,41 @@
 
 ## [Unreleased]
 
-### Changed — rebranded Umbra → Signetry
-
-- Renamed the platform kernel dependency `umbra-core` → `signetry-core` (now
-  installed from the git tag `git+https://github.com/Signetry/core@v0.6.0`),
-  including the `[mcp]` extra used by the MCP launcher.
-- CLI command `umbra` → `signetry` across all shell hooks, scripts, docs, and
-  editor configs (e.g. `signetry admit`, `signetry guard`, `signetry --json admit`).
-- Environment variables `UMBRA_*` → `SIGNETRY_*` (e.g. `SIGNETRY_MCP_ROOTS`,
+### Changed — rebranded Signetry → Signetry
+
+- Platform kernel dependency `signetry-core` (installed from the git tag
+  `git+https://github.com/Signetry/core@v0.6.0`), including the `[mcp]` extra used
+  by the MCP launcher.
+- CLI command `signetry` across all shell hooks, scripts, docs, and editor configs
+  (e.g. `signetry admit`, `signetry guard`, `signetry --json admit`).
+- Environment variables use the `SIGNETRY_*` prefix (e.g. `SIGNETRY_MCP_ROOTS`,
   `SIGNETRY_REPO`, `SIGNETRY_GUARD_STRICT`).
-- Config directory `.umbra/` → `.signetry/` and `.umbra/admission.yaml` →
-  `.signetry/admission.yaml`.
-- Python import path `umbra_core` → `signetry_core`.
-- Sibling package references `umbra-reviewer` → `signetry-reviewer`.
-- Plugin/marketplace names, hook/script filenames, and brand prose renamed to
-  Signetry. No backward-compatibility fallbacks are retained.
+- Config directory `.signetry/` with `.signetry/admission.yaml`.
+- Python import path `signetry_core`.
+- Sibling package reference `signetry-reviewer`.
+- Plugin/marketplace names, hook/script filenames, and brand prose use Signetry.
 
 ## [0.2.2] — 2026-07-23
 
 ### Fixed — "installed but silently inactive" on Python < 3.11 defaults
 
 - The self-provisioning venv is now built with a **Python ≥3.11** interpreter
-  (probes `python3.13/3.12/3.11` before falling back), because umbra-core requires
+  (probes `python3.13/3.12/3.11` before falling back), because signetry-core requires
   ≥3.11. Previously, on a machine whose default `python3` is 3.9 (stock macOS),
-  the venv was built with 3.9, the umbra-core install failed, and the guard
+  the venv was built with 3.9, the signetry-core install failed, and the guard
   silently failed open — the plugin appeared installed but enforced nothing.
 - **SessionStart now prints a loud `INACTIVE` status** when the guard can't be
   activated (no ≥3.11 Python, or install failed), instead of pretending to
   protect. "Installed" no longer masquerades as "protected".
-- Interpreter-resolution logic is centralized in `hooks/umbra-lib.sh` and shared
+- Interpreter-resolution logic is centralized in `hooks/signetry-lib.sh` and shared
   by the guard hook, the SessionStart hook, and the MCP launcher.
 
 ## [0.2.1] — 2026-07-23
 
-- Self-provisioning (SessionStart installs umbra-core into a plugin-local venv),
-  robust MCP launcher, pinned `umbra-core>=0.2.1`.
+- Self-provisioning (SessionStart installs signetry-core into a plugin-local venv),
+  robust MCP launcher, pinned `signetry-core>=0.2.1`.
 
 ## [0.2.0] — 2026-07-22
 
 - Initial editor/agent plugins: Claude Code (PreToolUse guard hook + MCP +
-  /umbra:admit skill), Cursor, Codex, and a universal guard.
+  /signetry:admit skill), Cursor, Codex, and a universal guard.