Update scripts for Godot 3.5

Ubuntu 20.04 is now the baseline for Linux binaries.

Dockerfile

@@ -1,8 +1,14 @@
 # This Dockerfile only installs dependencies for compiling Godot.
 # See `build_linux.sh` for the actual build commands.
-FROM ubuntu:18.04
+FROM ubuntu:20.04
+
+# Set timezone programmatically so building isn't interrupted by tzdata asking
+# for a timezone.
+ENV TZ=Europe/Paris
 
 RUN \
+    ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && \
+    echo $TZ > /etc/timezone && \
     apt-get update -qq && \
     apt-get install -yqq \
         git build-essential scons pkg-config libx11-dev libxcursor-dev \

README.md

@@ -17,7 +17,8 @@ Studio or WinDbg to get backtraces. If you're on Windows 10, you may want to use
 the newer
 [WinDbg Preview](https://docs.microsoft.com/en-us/windows-hardware/drivers/debugger/debugger-download-tools).
 
-For Godot 3.3 and later, Linux binaries were compiled on Ubuntu 18.04 with GCC 7.5.
+For Godot 3.5 and later, Linux binaries were compiled on Ubuntu 20.04 with GCC 9.3.
+For Godot 3.4.5 and older, Linux binaries were compiled on Ubuntu 18.04 with GCC 7.5.
 For Godot 3.2.3 and older, Linux binaries were compiled on Ubuntu 16.04 with GCC 5.4.
 
 See [BUILD.md](BUILD.md) if you want to compile your own debug builds easily.

build_linux.sh

@@ -6,7 +6,7 @@ cd "$(dirname "${BASH_SOURCE[0]}")"
 # See `Dockerfile` for the dependency installation.
 docker build -t godot-debug-builder .
 docker run --rm --volume "$PWD/bin/linux":/opt/artifacts godot-debug-builder sh -c '
-git clone --branch="3.4.5-stable" --depth=1 https://github.com/godotengine/godot.git /opt/godot/
+git clone --branch="3.5-stable" --depth=1 https://github.com/godotengine/godot.git /opt/godot/
 cd /opt/godot/
 scons platform=x11 -j$(nproc) debug_symbols=yes progress=no
 scons platform=x11 -j$(nproc) debug_symbols=yes progress=no tools=no

build_windows_editor.bat

@@ -3,7 +3,7 @@
 :: Clean up old build directly in case the previous build was aborted.
 rmdir /s /q %TEMP%\godot-debug-build-editor
 
-git clone --branch="3.4.5-stable" --depth=1 https://github.com/godotengine/godot.git %TEMP%\godot-debug-build-editor
+git clone --branch="3.5-stable" --depth=1 https://github.com/godotengine/godot.git %TEMP%\godot-debug-build-editor
 pushd %TEMP%\godot-debug-build-editor
 scons -j%NUMBER_OF_PROCESSORS% debug_symbols=yes progress=no
 popd

build_windows_template_debug.bat

@@ -3,7 +3,7 @@
 :: Clean up old build directly in case the previous build was aborted.
 rmdir /s /q %TEMP%\godot-debug-build-template-debug
 
-git clone --branch="3.4.5-stable" --depth=1 https://github.com/godotengine/godot.git %TEMP%\godot-debug-build-template-debug
+git clone --branch="3.5-stable" --depth=1 https://github.com/godotengine/godot.git %TEMP%\godot-debug-build-template-debug
 pushd %TEMP%\godot-debug-build-template-debug
 scons -j%NUMBER_OF_PROCESSORS% debug_symbols=yes progress=no tools=no
 popd

build_windows_template_release.bat

@@ -3,7 +3,7 @@
 :: Clean up old build directly in case the previous build was aborted.
 rmdir /s /q %TEMP%\godot-debug-build-template-release
 
-git clone --branch="3.4.5-stable" --depth=1 https://github.com/godotengine/godot.git %TEMP%\godot-debug-build-template-release
+git clone --branch="3.5-stable" --depth=1 https://github.com/godotengine/godot.git %TEMP%\godot-debug-build-template-release
 pushd %TEMP%\godot-debug-build-template-release
 scons -j%NUMBER_OF_PROCESSORS% debug_symbols=yes progress=no tools=no target=release
 popd

compress.sh

@@ -5,7 +5,7 @@ cd "$(dirname "${BASH_SOURCE[0]}")"
 
 # This script should be run after running both `build_linux.sh` and `build_windows.bat`.
 
-GODOT_VERSION="3.4.5"
+GODOT_VERSION="3.5"
 
 parallel 7z a -mx9 "{}.zip" "{}" ::: bin/linux/*.64