Maintenance release v1.0.1 — modernize and fix for Ruby 3+

Replace custom Indexer system with standard gemspec, Travis CI with
GitHub Actions, and add Rakefile. Fix BasicObject compatibility for
Ruby 3+ (alias :__class__ :class no longer works). Simplify version
handling. Fix filename typo, update URLs, clean up obsolete files.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: trans

.gemspec

@@ -0,0 +1,21 @@
+name: Test
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        ruby: ['3.1', '3.2', '3.3', '3.4']
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          bundler-cache: true
+      - run: bundle exec rake test

.github/workflows/test.yml

@@ -1,7 +1,7 @@
-.reap/digest
 .yardoc
+doc
 log
 pkg
 tmp
-web
-work
+Gemfile.lock
+*.gem

.gitignore

@@ -0,0 +1,25 @@
+# RELEASE HISTORY
+
+## 1.0.1 | 2026-03-31
+
+Maintenance release. Modernized project tooling.
+
+Changes:
+
+* Replace custom Indexer system with standard gemspec.
+* Replace Travis CI with GitHub Actions.
+* Add Rakefile.
+* Simplify version handling.
+* Fix filename typo (HISOTRY.md -> HISTORY.md).
+* Update URLs to HTTPS.
+* Clean up obsolete files and .gitignore.
+
+
+## 1.0.0 | 2011-12-07
+
+Functor is a spin-off project form Ruby Facets. It provides Ruby with
+higher-order functions via the Functor class.
+
+Changes:
+
+* Initial independent release.