fix(adev): translate introduction/what-is-angular (angular#929)

Author: lacolaco

.bazelrc

@@ -0,0 +1,10 @@
+# Print all the options that apply to the build.
+# This helps us diagnose which options override others
+# (e.g. /etc/bazel.bazelrc vs. tools/bazel.rc)
+build --announce_rc
+
+# More details on failures
+build --verbose_failures=true
+
+# CI supports colors but Bazel does not detect it.
+common --color=yes

.prettierignore

@@ -0,0 +1,4 @@
+*.md
+
+origin
+

.prettierrc

@@ -0,0 +1,3 @@
+{
+    "singleQuote": true
+}

adev-ja/_headers

@@ -0,0 +1,7 @@
+# Headers for Cloudflare Pages
+# https://developers.cloudflare.com/pages/configuration/headers/ 
+
+# Enable site isolation for all resources
+/*
+  Cross-Origin-Embedder-Policy: require-corp
+  Cross-Origin-Opener-Policy: same-origin