Merge upstream google fork

.editorconfig

@@ -2,13 +2,14 @@ root = true
 
 [*]
 indent_style = space
-tab_width = 2
+indent_size = 2
 end_of_line = lf
 charset = utf-8
 trim_leading_whitespace = true
 insert_final_newline = true
-max_line_length = 100
+max_line_length = 80
 
 [*.py]
 indent_style = space
 indent_size = 4
+max_line_length = 88

.firebaserc

@@ -0,0 +1,18 @@
+{
+  "projects": {
+    "default": "neuroglancer-demo"
+  },
+  "targets": {
+    "neuroglancer-demo": {
+      "hosting": {
+        "app": [
+          "neuroglancer"
+        ],
+        "docs": [
+          "neuroglancer-docs"
+        ]
+      }
+    }
+  },
+  "etags": {}
+}

.gitattributes

@@ -0,0 +1,12 @@
+# Prevent line ending conversions by default to avoid problems with binary files.
+* -text
+
+# Known text files should have LF line endings.
+*.py text eol=lf
+*.ts text eol=lf
+*.js text eol=lf
+*.css text eol=lf
+*.json text eol=lf
+*.html text eol=lf
+*.svg text eol=lf
+*.md text eol=lf

.github/actions/setup-firefox/action.yml

@@ -0,0 +1,19 @@
+name: "Setup firefox"
+description: "Sets up firefox on Linux"
+runs:
+  using: "composite"
+  steps:
+    - run: |
+        sudo add-apt-repository ppa:mozillateam/ppa
+        echo '
+        Package: *
+        Pin: release o=LP-PPA-mozillateam
+        Pin-Priority: 1001
+
+        Package: firefox
+        Pin: version 1:1snap1-0ubuntu2
+        Pin-Priority: -1
+        ' | sudo tee /etc/apt/preferences.d/mozilla-firefox
+        sudo apt-get install firefox xvfb
+      if: startsWith(runner.os, 'Linux')
+      shell: bash