Add funding links to package data, READMEs, and playground

packages/tm-grammars/index.d.ts

@@ -9,6 +9,22 @@ export type GrammarCategory =
   | 'config'
   | 'lisp'
 
+/** https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/displaying-a-sponsor-button-in-your-repository */
+export interface FundingInfo {
+  community_bridge?: string
+  github?: string | string[]
+  issuehunt?: string
+  ko_fi?: string
+  liberapay?: string
+  open_collective?: string
+  patreon?: string
+  tidelift?: string
+  polar?: string
+  buy_me_a_coffee?: string
+  thanks_dev?: string
+  custom?: string | string[]
+}
+
 export interface GrammarInfo {
   name: string
   displayName: string
@@ -18,6 +34,7 @@ export interface GrammarInfo {
   aliases?: string[]
   licenseUrl?: string
   license?: string
+  funding?: FundingInfo
   sha: string
   lastUpdate: string
   embedded?: string[]