Update target Godot and Emscripten versions

Godot: 3.3.2-stable -> 3.4.2-stable
Emscripten: 2.0.10 -> 3.1.5

.github/workflows/main.yml

@@ -6,8 +6,8 @@ on:
     - cron: 0 11 * * *
 
 env:
-  GODOT: Godot_v3.3.2-stable
-  GODOT_VERSION: 3.3.2
+  GODOT: Godot_v3.4.2-stable
+  GODOT_VERSION: 3.4.2
   GODOT_RELEASE: stable
 
   # Caches should be automatically invalidated when versions change,
@@ -90,9 +90,9 @@ jobs:
       # JavaScript-specific steps.
       - name: Install javascript build dependencies
         if: ${{ matrix.platform == 'javascript' }}
-        uses: mymindstorm/setup-emsdk@v9
+        uses: mymindstorm/setup-emsdk@v11
         with:
-          version: 2.0.10
+          version: 3.1.5
           actions-cache-folder: emsdk-cache-${{ matrix.target }}
 
       # MacOS-specific steps.
@@ -261,7 +261,7 @@ jobs:
       matrix:
         os: [ windows-latest, macos-latest, ubuntu-latest ]
         bits: [ 64, 32 ]
-        godot_version: [ 'v3.2-stable', 'v3.3.4-stable', 'v3.4-stable' ]
+        godot_version: [ 'v3.2-stable', 'v3.3.4-stable', 'v3.4.2-stable' ]
         exclude:
           - os: macos-latest
             bits: 32

export_presets.cfg

@@ -18,7 +18,17 @@ custom_template/release="./misc/export_templates/godot/bin/webassembly_gdnative_
 variant/export_type=2
 vram_texture_compression/for_desktop=true
 vram_texture_compression/for_mobile=false
+html/export_icon=true
 html/custom_html_shell=""
 html/head_include=""
 html/canvas_resize_policy=2
+html/focus_canvas_on_start=true
 html/experimental_virtual_keyboard=false
+progressive_web_app/enabled=false
+progressive_web_app/offline_page=""
+progressive_web_app/display=1
+progressive_web_app/orientation=0
+progressive_web_app/icon_144x144=""
+progressive_web_app/icon_180x180=""
+progressive_web_app/icon_512x512=""
+progressive_web_app/background_color=Color( 0, 0, 0, 1 )

misc/docker/Dockerfile

@@ -1,4 +1,4 @@
 # For convenient building of the library and gdnative export templates targeted at the javacript platform.
-FROM emscripten/emsdk:2.0.10
+FROM emscripten/emsdk:3.1.5
 RUN apt-get update && apt-get install pkg-config python3 -y
 RUN pip3 install scons

misc/export_templates/godot

@@ -1 +1 @@
-Subproject commit 7610409b8a14b8499763efa76578795c755a846d
+Subproject commit 45eaa2daf1e3d2571a9f31a3421911262ec82f51