feat: add webpush and sadhna tracker

app/api/og/post/[id]/route.tsx

@@ -1,3 +1,5 @@
+/* eslint-disable @next/next/no-img-element -- Satori (ImageResponse) only
+   renders raw <img>; next/image doesn't work inside OG image generation. */
 /**
  * OG card for a single post.
  *
@@ -107,6 +109,7 @@ export async function GET(
           {hasImage ? (
             <>
               <img
+                alt=""
                 src={bgImageUrl}
                 width={1200}
                 height={630}
@@ -191,6 +194,7 @@ export async function GET(
             >
               {post.author_avatar_url ? (
                 <img
+                  alt=""
                   src={post.author_avatar_url}
                   width={64}
                   height={64}

app/api/og/profile/[handle]/route.tsx

@@ -1,3 +1,5 @@
+/* eslint-disable @next/next/no-img-element -- Satori (ImageResponse) only
+   renders raw <img>; next/image doesn't work inside OG image generation. */
 /**
  * OG card for a user profile (`/u/<handle>`).
  *
@@ -109,6 +111,7 @@ export async function GET(
           >
             {profile.avatar_url ? (
               <img
+                alt=""
                 src={profile.avatar_url}
                 width={220}
                 height={220}

app/api/og/route.tsx

@@ -1,3 +1,5 @@
+/* eslint-disable @next/next/no-img-element -- Satori (ImageResponse) only
+   renders raw <img>; next/image doesn't work inside OG image generation. */
 import { ImageResponse } from "next/og";
 import { readFile } from "node:fs/promises";
 import { join } from "node:path";
@@ -79,6 +81,7 @@ export async function GET(request: Request) {
         >
           {/* Prabhupāda image — already contains quote mark and branding */}
           <img
+            alt=""
             src={imgSrc}
             width={420}
             height={590}