Update to Elixir 1.19

Author: angelikatyborska

.github/workflows/ci.yml

@@ -17,8 +17,8 @@ jobs:
     runs-on: ubuntu-24.04
     strategy:
       matrix:
-        elixir: [1.18.1]
-        otp: [27.2]
+        elixir: [1.19.0]
+        otp: [28.1]
 
     steps:
       - name: Checkout code
@@ -76,8 +76,6 @@ jobs:
     strategy:
       matrix:
         include:
-          - elixir: '1.14.0'
-            otp: '25.0'
           - elixir: '1.15.0'
             otp: '26.0'
           - elixir: '1.16.0'
@@ -86,6 +84,8 @@ jobs:
             otp: '27.0'
           - elixir: '1.18.1'
             otp: '27.2'
+          - elixir: '1.19.0'
+            otp: '28.1'
 
     steps:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8

README.md

@@ -8,7 +8,7 @@
 
 ## Setup
 
-The exercises currently target Elixir versions from 1.14 to 1.18 and Erlang/OTP versions from 25 to 27. Detailed installation instructions can be found at
+The exercises currently target Elixir versions from 1.15 to 1.19 and Erlang/OTP versions from 25 to 27. Detailed installation instructions can be found at
 [https://elixir-lang.org/install.html](https://elixir-lang.org/install.html). We recommend using the [asdf version manager](https://github.com/asdf-vm/asdf) to manage multiple Elixir versions.
 
 ## Testing