Bsky link card service (#4547)

* setup bskycard

* quick proof of concept for png card generation

* bskycard: use jsx

* bskycard: 3x5 profile layout

* bskycard: add butterfly overlay

* bskycard: tidy

* bskycard: separate and reorganize

* bskycard: tidy

* bskycard: tidy

* bskycard: tidy

* bskycard: poc of transparent overlay and box shadow

* bskycard: reorg impl into src/ directory

* bskycard: use more standard app structure

* bskycard: setup dockerfile, fix build

* bskycard: support for x-origin-verify

* bskycard: card layout, filter images based on labels

* bskycard: tidy

* bskycard: support cluster mode

* bskycard: handle error fetching starter pack info

* bskycard: tidy

* bskycard: fix leak on failed image fetch

* bskycard: build workflow

* bskyogcard: rename from bskycard

* bskyogcard: fix some express plumbing

* bskyogcard: add cdn tags, tidy

bskyogcard/package.json

@@ -0,0 +1,24 @@
+{
+  "name": "bskyogcard",
+  "version": "0.0.0",
+  "type": "module",
+  "main": "src/index.ts",
+  "scripts": {
+    "start": "node --loader ts-node/esm ./src/bin.ts",
+    "build": "tsc && cp -r src/assets dist/assets"
+  },
+  "dependencies": {
+    "@atproto/api": "0.12.19-next.0",
+    "@atproto/common": "^0.4.0",
+    "@resvg/resvg-js": "^2.6.2",
+    "express": "^4.19.2",
+    "http-terminator": "^3.2.0",
+    "pino": "^9.2.0",
+    "react": "^18.3.1",
+    "satori": "^0.10.13"
+  },
+  "devDependencies": {
+    "@types/node": "^20.14.3",
+    "typescript": "^5.4.5"
+  }
+}