rebased embedr (#3511)

* skeleton of embedr service, based on bskyweb

* embedr container setup

* builds on this branch

* actual routes

* fix embedr go:embed

* tweak embedr dockerfile

* progress on embedr

* fix path params

* tweaks to build process

* try to get embedr dockerfile to install embed deps

* build this branch

* updates to match sam's output HTML

* try to unbreak embedr dockerfile

* small embedr tweak

* docker hack

* get embed.js copied over to embedr

* don't x-frame-options for embed.bsky.app

* bskyembed: remove a console.log

* use html/template for golang snippet generation

* simplify embedr API fetches

* missing file

* Rm console.log fully

---------

Co-authored-by: Dan Abramov <dan.abramov@gmail.com>

package.json

@@ -20,7 +20,7 @@
     "build-ios": "yarn use-build-number-with-bump eas build -p ios",
     "build-android": "yarn use-build-number-with-bump eas build -p android",
     "build": "yarn use-build-number-with-bump eas build",
-    "build-embed": "cd bskyembed && yarn build && cd .. && node ./scripts/post-embed-build.js",
+    "build-embed": "cd bskyembed && yarn build && yarn build-snippet && cd .. && node ./scripts/post-embed-build.js",
     "start": "expo start --dev-client",
     "start:prod": "expo start --dev-client --no-dev --minify",
     "clean-cache": "rm -rf node_modules/.cache/babel-loader/*",