CI: Replace Travis iOS build by GitHub Actions

Last step of the migration from Travis/AppVeyor to GitHub Actions.

`werror=yes` should be enabled once outstanding warnings have been fixed.

.github/workflows/ios_builds.yml

@@ -0,0 +1,50 @@
+name: iOS Builds
+on: [push, pull_request]
+
+# Global Cache Settings
+env:
+  GODOT_BASE_BRANCH: 3.2
+  SCONS_CACHE_LIMIT: 4096
+
+jobs:
+  ios-template:
+    runs-on: "macos-latest"
+    name: Template (target=release, tools=no)
+
+    steps:
+      - uses: actions/checkout@v2
+
+      # Upload cache on completion and check it out now
+      - name: Load .scons_cache directory
+        id: ios-template-cache
+        uses: actions/cache@v2
+        with:
+          path: ${{github.workspace}}/.scons_cache/
+          key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
+          restore-keys: |
+            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
+            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
+            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}
+
+      # Use python 3.x release (works cross platform)
+      - name: Set up Python 3.x
+        uses: actions/setup-python@v2
+        with:
+          # Semantic version range syntax or exact version of a Python version
+          python-version: '3.x'
+          # Optional - x64 or x86 architecture, defaults to x64
+          architecture: 'x64'
+
+      # You can test your matrix by printing the current Python version
+      - name: Configuring Python packages
+        run: |
+          python -c "import sys; print(sys.version)"
+          python -m pip install scons
+          python --version
+          scons --version
+
+      - name: Compilation
+        env:
+          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
+        run: |
+          scons -j2 verbose=yes warnings=all werror=no platform=iphone target=release tools=no

.github/workflows/macos_builds.yml

@@ -1,4 +1,4 @@
-name: MacOS Builds
+name: macOS Builds
 on: [push, pull_request]
 
 # Global Cache Settings

.travis.yml

@@ -1,34 +0,0 @@
-language: cpp
-
-# OS config, depends on actual 'os' in build matrix
-dist: xenial
-
-env:
-  global:
-    - SCONS_CACHE=$HOME/.scons_cache/$TRAVIS_BRANCH
-    - SCONS_CACHE_LIMIT=1024
-    - OPTIONS="debug_symbols=no verbose=yes progress=no"
-
-cache:
-  directories:
-    - $SCONS_CACHE
-
-matrix:
-  include:
-    - name: iOS export template (release, Clang)
-      stage: build
-      env: PLATFORM=iphone TOOLS=no TARGET=release CACHE_NAME=${PLATFORM}-clang
-      os: osx
-      compiler: clang
-      addons:
-        homebrew:
-          packages:
-            - scons
-          update: true
-
-before_install:
-  - eval "${MATRIX_EVAL}"
-  - scons --version
-
-script:
-  - scons -j2 CC=$CC CXX=$CXX platform=$PLATFORM tools=$TOOLS target=$TARGET $OPTIONS $EXTRA_ARGS

README.md

@@ -66,7 +66,8 @@ There are also a number of other learning resources provided by the community,
 such as text and video tutorials, demos, etc. Consult the [community channels](https://godotengine.org/community)
 for more info.
 
-[![Travis Build Status](https://travis-ci.org/godotengine/godot.svg?branch=master)](https://travis-ci.org/godotengine/godot)
-[![AppVeyor Build Status](https://ci.appveyor.com/api/projects/status/bfiihqq6byxsjxxh/branch/master?svg=true)](https://ci.appveyor.com/project/akien-mga/godot)
+[![Actions Build Status](https://github.com/godotengine/godot/workflows/Godot/badge.svg?branch=master)](https://github.com/godotengine/godot/actions)
 [![Code Triagers Badge](https://www.codetriage.com/godotengine/godot/badges/users.svg)](https://www.codetriage.com/godotengine/godot)
 [![Translate on Weblate](https://hosted.weblate.org/widgets/godot-engine/-/godot/svg-badge.svg)](https://hosted.weblate.org/engage/godot-engine/?utm_source=widget)
+[![Total alerts on LGTM](https://img.shields.io/lgtm/alerts/g/godotengine/godot.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/godotengine/godot/alerts)
+[![TODOs](https://badgen.net/https/api.tickgit.com/badgen/github.com/godotengine/godot)](https://www.tickgit.com/browse?repo=github.com/godotengine/godot)