feat: add gitea/forgejo support

src/providers/github/index.ts

@@ -0,0 +1,20 @@
+import type { Env, WebhookEvent } from "../../types";
+import type { Provider } from "../types";
+import { verifySignature } from "./verify";
+import { parseEvent } from "./parse";
+
+export const githubProvider: Provider = {
+  id: "github",
+
+  matches(headers) {
+    return headers["x-github-event"] !== undefined;
+  },
+
+  async verify(body, headers, env: Env) {
+    return verifySignature(body, headers["x-hub-signature-256"], env.GITHUB_WEBHOOK_SECRET);
+  },
+
+  parse(body, headers): WebhookEvent | null {
+    return parseEvent(headers, body);
+  },
+};