Update runtime to 22.08

com.unity.UnityHub.yaml

@@ -1,8 +1,8 @@
 app-id: com.unity.UnityHub
 base: org.electronjs.Electron2.BaseApp
-base-version: '21.08'
+base-version: '22.08'
 runtime: org.freedesktop.Sdk
-runtime-version: '21.08'
+runtime-version: '22.08'
 sdk: org.freedesktop.Sdk
 command: start-unityhub
 separate-locales: false
@@ -26,10 +26,10 @@ finish-args:
 add-extensions:
   org.freedesktop.Platform.Compat.i386:
     directory: lib/i386-linux-gnu
-    version: '21.08'
+    version: '22.08'
   org.freedesktop.Platform.Compat.i386.Debug:
     directory: lib/debug/lib/i386-linux-gnu
-    version: '21.08'
+    version: '22.08'
 modules:
   - name: compat
     buildsystem: simple
@@ -38,6 +38,7 @@ modules:
 
   - shared-modules/glu/glu-9.json
   - shared-modules/libsecret/libsecret.json
+  - openssl-1.1.yaml
 
   - name: unityhub
     buildsystem: simple

openssl-1.1.yaml

@@ -0,0 +1,26 @@
+# Unity 2021 and older require OpenSSL 1.0 or 1.1. Bundle a copy of OpenSSL 1.1.
+# https://github.com/flathub/com.unity.UnityHub/pull/73#issuecomment-1407370899
+# https://forum.unity.com/threads/workaround-for-libssl-issue-on-ubuntu-22-04.1271405/#post-8098841
+name: openssl-1.1
+buildsystem: simple
+build-commands:
+  - ./config --prefix=/app
+  - make -j $FLATPAK_BUILDER_N_JOBS
+  - make install
+cleanup:
+  - /share/doc
+  - /share/man
+  - '*.a'
+  # Don't mask CLI tools provided by runtime - we just want the versioned shared library
+  - /bin
+  # Don't mask unversion library symlinks from library
+  - /lib/libcrypto.so
+  - /lib/libssl.so
+sources:
+  - type: archive
+    url: https://www.openssl.org/source/openssl-1.1.1w.tar.gz
+    sha256: cf3098950cb4d853ad95c0841f1f9c6d3dc102dccfcacd521d93925208b76ac8
+    x-checker-data:
+      type: anitya
+      project-id: 20333
+      url-template: https://www.openssl.org/source/openssl-$version.tar.gz