fix(build): Vendor gems for quicker image builds (#78)

* fix(build): Add vendored gems for quicker image builds

* chore(build): Update alpine versions and ruby versions in containerfile

* chore(build): Update ruby versions in spec runner

Author: bougyman

.github/workflows/container.yaml

@@ -21,13 +21,8 @@ jobs:
       # Go hard on the builders
       max-parallel: 5
       matrix:
-        alpine-version: ['3.20', '3.19']
-        ruby-version: ['3.3.5', '3.3.4', '3.3.3']
-        # 3.3.0 isn't published (to docker.io) for 3.20, so we only do 3.19, the
-        # latest published version.
-        #include:
-        #- alpine-version: '3.19'
-        #ruby-version: '3.3.0'
+        alpine-version: ['3.21', '3.20']
+        ruby-version: ['3.3.6', '3.3.5', '3.3.4']
     steps:
       -
         name: Checkout repository

.github/workflows/main.yaml

@@ -11,9 +11,9 @@ jobs:
     strategy:
       matrix:
         ruby:
-          - '3.3.0'
-          - '3.3.1'
-          - '3.3.2'
+          - '3.3.4'
+          - '3.3.5'
+          - '3.3.6'
 
     steps:
       - uses: actions/checkout@v4