docs: Added automated freshness check (#2428)

* docs: created freshness check script

* added github action

yarn.lock

@@ -2891,6 +2891,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@graphql-typed-document-node/core@npm:^3.1.0":
+  version: 3.1.1
+  resolution: "@graphql-typed-document-node/core@npm:3.1.1"
+  peerDependencies:
+    graphql: ^0.8.0 || ^0.9.0 || ^0.10.0 || ^0.11.0 || ^0.12.0 || ^0.13.0 || ^14.0.0 || ^15.0.0 || ^16.0.0
+  checksum: c186e5adceb0dfdaa770856d2f17c831a474f5927d79f984326ecb3d8680ba3c1ee2314f7def1d863692cd9cbe4dffc8bb52fc74ee0aa9b31e9491f24ef59f90
+  languageName: node
+  linkType: hard
+
 "@hapi/address@npm:^2.1.2":
   version: 2.1.4
   resolution: "@hapi/address@npm:2.1.4"
@@ -4165,6 +4174,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@linear/sdk@npm:^1.22.0":
+  version: 1.22.0
+  resolution: "@linear/sdk@npm:1.22.0"
+  dependencies:
+    "@graphql-typed-document-node/core": ^3.1.0
+    graphql: ^15.4.0
+    isomorphic-unfetch: ^3.1.0
+  checksum: 7e8f24f617631d027fd606334a498b04014d4c33603bcb3e08073d14f86260d116597983567f8bc147a935e4557180158175b52b9a9a8a270a234b946894a82b
+  languageName: node
+  linkType: hard
+
 "@lmdb/lmdb-darwin-arm64@npm:2.5.2":
   version: 2.5.2
   resolution: "@lmdb/lmdb-darwin-arm64@npm:2.5.2"
@@ -18218,7 +18238,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"graphql@npm:^15.5.1, graphql@npm:^15.7.2":
+"graphql@npm:^15.4.0, graphql@npm:^15.5.1, graphql@npm:^15.7.2":
   version: 15.8.0
   resolution: "graphql@npm:15.8.0"
   checksum: 30cc09b77170a9d1ed68e4c017ec8c5265f69501c96e4f34f8f6613f39a886c96dd9853eac925f212566ed651736334c8fe24ceae6c44e8d7625c95c3009a801
@@ -30050,6 +30070,7 @@ __metadata:
     "@babel/runtime": ^7.11.2
     "@changesets/changelog-github": ^0.4.5
     "@changesets/cli": ^2.23.0
+    "@linear/sdk": ^1.22.0
     "@octokit/core": ^4.0.5
     "@redocly/cli": latest
     "@typescript-eslint/eslint-plugin": ^5.36.2