add nai diffusion

Signed-off-by: hashcoko <hashcoko@gmail.com>

src/ts/process/generateSeed.ts

@@ -0,0 +1,9 @@
+export function generateRandomSeed(length) {
+    let result = '';
+    const characters = '0123456789';
+    const charactersLength = characters.length;
+    for (let i = 0; i < length; i++) {
+        result += characters.charAt(Math.floor(Math.random() * charactersLength));
+    }
+    return result;
+}