v1.1: modular package layout, test suite, CI

- split into helpers / formatting / transport / tools / commands with a
  thin register() entry point (function bodies unchanged)
- 28-test stdlib-only suite covering helpers, parsing, formatting,
  multi-hop merging, and the full registration surface
- GitHub Actions workflow (python 3.10-3.12) + README test badge

Author: locasioperez

.github/workflows/test.yml

@@ -0,0 +1,21 @@
+# CI for the standalone public repo (this directory is its root; nested
+# .github/ dirs are inert inside the monorepo).
+name: tests
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.10", "3.11", "3.12"]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+      - run: python test_plugin.py

README.md

@@ -1,5 +1,7 @@
 # sourcevault-code-tools
 
+![tests](https://github.com/Ocasio-Perez/sourcevault-code-tools/actions/workflows/test.yml/badge.svg)
+
 A [Hermes Agent](https://github.com/nousresearch/hermes-agent) plugin that
 gives Hermes **persistent, private memory of your codebases** — semantic code
 search, exact file reads, and grounded repo Q&A with file-and-line citations.