ci: Upgrade tested CI to the latest Ubuntu (20 -> 24)

Author: Geod24

.github/workflows/ci.yml

@@ -8,15 +8,15 @@ jobs:
   setup-ebtree:
     uses: ./.github/workflows/ebtree.yml
     with:
-      os: ubuntu-20.04
+      os: ubuntu-24.04
 
   test:
     strategy:
       # Disable `fail-fast` because even if things fail for one compiler release
       # or build flavour we still want to see how things perform with the others
       fail-fast: false
       matrix:
-        os: [ ubuntu-20.04 ]
+        os: [ ubuntu-24.04 ]
         dc: [ dmd-2.092.1, dmd-2.093.1 ]
         flavor: [ prod, devel ]
         include:
@@ -43,7 +43,7 @@ jobs:
       - name: Install dependencies
         run: |
           sudo apt-get update
-          sudo apt-get install -y libxslt-dev liblzo2-dev libgcrypt-dev libgpg-error-dev
+          sudo apt-get install -y libbz2-dev libglib2.0-dev libreadline-dev libxslt-dev liblzo2-dev libgcrypt-dev libgpg-error-dev
           sudo dpkg -i ${{ github.workspace }}/tools/ebtree/deb/libebtree6*.deb
 
       - name: Install compiler

Build.mak

@@ -16,10 +16,12 @@ ifneq ($(ALLOW_DEPRECATIONS),1)
 	override DFLAGS += -de
 endif
 
-# Enables https://github.com/sociomantic-tsunami/ocean/blob/v6.x.x/src/ocean/net/ssl/openssl/OpenSsl.d#L529
- ifeq ($(OPENSSL_V3),1)
+# Default to OpenSSL 3 unless otherwise specified
+ifneq ($(OPENSSL_VERSION_STRING),)
+     override DFLAGS += -version=$(OPENSSL_VERSION_STRING)
+else
      override DFLAGS += -version=DeimosOpenSSL_3_0
- endif
+endif
 
 # Remove coverage files
 clean += .*.lst