ci: Add GitLab CI with semantic-release to @carealytix package registry

- .gitlab-ci.yml: single release stage, builds and runs semantic-release on main
- .releaserc: commit-analyzer, release-notes, npm publish, gitlab release, git tag
- package.json: rename to @carealytix/codewalkers, add repository, release script, semantic-release devDeps
- README.md: add GitLab Package Registry install instructions with .npmrc config

.gitlab-ci.yml

@@ -0,0 +1,21 @@
+stages:
+  - release
+
+semantic-release:
+  stage: release
+  image: node:lts-alpine
+  before_script:
+    - apk add git openssh
+    - mkdir -p ~/.ssh
+    - echo "$SSH_PRIVATE_KEY" > ~/.ssh/id_ed25519
+    - ssh-keyscan -H gitlab.com >> ~/.ssh/known_hosts
+    - chmod 600 ~/.ssh/id_ed25519
+    - |
+      echo "@carealytix:registry=${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/npm/" >> .npmrc
+      echo "//${CI_SERVER_HOST}/api/v4/projects/${CI_PROJECT_ID}/packages/npm/:_authToken=${CI_JOB_TOKEN}" >> .npmrc
+    - npm install
+    - npm run build
+  script:
+    - npx semantic-release
+  only:
+    - main