sha256 hash module for file hashes

src/rt/rfwfs/hash.ts

@@ -0,0 +1,11 @@
+async function hash(inner_as_string: string) {
+	const encoder = new TextEncoder()
+	const hash = await crypto.subtle.digest("SHA-256", encoder.encode(inner_as_string))
+	const hash_as_uint8 = new Uint8Array(hash)
+    return Array.from(hash_as_uint8).map(byte => byte.toString(16).padStart(2, "0")).join("")
+}
+
+export default async function generate_sha256(inner_as_string: string) {
+	const sha256 = await hash(inner_as_string)
+	return sha256
+}