Drop OTP 23 support

.github/workflows/build.yml

@@ -12,7 +12,7 @@ jobs:
     strategy:
       matrix:
         platform: [ubuntu-latest]
-        otp-version: [23, 24, 25, 26]
+        otp-version: [24, 25, 26]
     runs-on: ${{ matrix.platform }}
     container:
       image: erlang:${{ matrix.otp-version }}
@@ -81,7 +81,7 @@ jobs:
     - name: Checkout
       uses: actions/checkout@v2
     - name: Install Erlang
-      run: choco install -y erlang --version 23.3
+      run: choco install -y erlang --version 24.3
     - name: Install rebar3
       run: choco install -y rebar3 --version 3.13.1
     - name: Compile

.github/workflows/release.yml

@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         platform: [ubuntu-latest]
-        otp-version: [23, 24, 25, 26]
+        otp-version: [24, 25, 26]
     runs-on: ${{ matrix.platform }}
     container:
       image: erlang:${{ matrix.otp-version }}
@@ -103,7 +103,7 @@ jobs:
     - name: Checkout
       uses: actions/checkout@v2
     - name: Install Erlang
-      run: choco install -y erlang --version 23.3
+      run: choco install -y erlang --version 24.3
     - name: Install rebar3
       run: choco install -y rebar3 --version 3.13.1
     - name: Compile

README.md

@@ -5,18 +5,18 @@
 ![Build](https://github.com/erlang-ls/erlang_ls/workflows/Build/badge.svg)
 [![Coverage Status](https://coveralls.io/repos/github/erlang-ls/erlang_ls/badge.svg?branch=main)](https://coveralls.io/github/erlang-ls/erlang_ls?branch=main)
 
-An Erlang server implementing Microsoft's Language Server Protocol 3.15.
+An Erlang server implementing Microsoft's Language Server Protocol 3.17.
 
 [Documentation](https://erlang-ls.github.io/)
 
 ## Minimum Requirements
 
-* [Erlang OTP 22+](https://github.com/erlang/otp)
+* [Erlang OTP 24+](https://github.com/erlang/otp)
 * [rebar3 3.9.1+](https://github.com/erlang/rebar3)
 
 ## Supported OTP versions
 
-* 23, 24, 25, 26
+* 24, 25, 26
 
 ## Quickstart