Deploy Error: Health Checks (Does Not show any issues in logs)

Here are my logs:

2024-06-18 06:59:58]  › configuring custom build command to be run at the end of the build:
[2024-06-18 06:59:58]    │ npm run build
[2024-06-18 06:59:58] 
[2024-06-18 06:59:58] ╭──────────── buildpack detection ───────────╼
[2024-06-18 06:59:58] │  › using Ubuntu 22.04 stack
[2024-06-18 06:59:58] │ Detected the following buildpacks suitable to build your app:
[2024-06-18 06:59:58] │ 
[2024-06-18 06:59:58] │    heroku/nodejs-engine   v1.5.4  
[2024-06-18 06:59:58] │    digitalocean/node      v0.4.0  (Node.js)
[2024-06-18 06:59:58] │    digitalocean/procfile  v0.0.4  (Procfile)
[2024-06-18 06:59:58] │    digitalocean/custom    v0.1.2  (Custom Build Command)
[2024-06-18 06:59:58] │ 
[2024-06-18 06:59:58] │ For documentation on the buildpacks used to build your app, please see:
[2024-06-18 06:59:58] │ 
[2024-06-18 06:59:58] │    Node.js  v0.4.0  https://do.co/apps-buildpack-node
[2024-06-18 06:59:58] ╰─────────────────────────────────────────────╼
[2024-06-18 06:59:58] 
[2024-06-18 06:59:58] ╭──────────── app build ───────────╼
[2024-06-18 06:59:58] │ [INFO] Node.js Buildpack
[2024-06-18 06:59:58] │ [INFO] Setting NODE_ENV to production
[2024-06-18 06:59:58] │ [INFO] Installing toolbox
[2024-06-18 06:59:58] │ [INFO] - yj
[2024-06-18 06:59:59] │ 
[2024-06-18 06:59:59] │ [Installing Node]
[2024-06-18 06:59:59] │ [INFO] Getting Node version
[2024-06-18 06:59:59] │ [INFO] Resolving Node version
[2024-06-18 07:00:05] │ [INFO] Downloading and extracting Node v20.14.0
[2024-06-18 07:00:11] │ 
[2024-06-18 07:00:11] │ [Parsing package.json]
[2024-06-18 07:00:11] │ [INFO] Parsing package.json
[2024-06-18 07:00:13] │ [INFO] No file to start server
[2024-06-18 07:00:13] │ [INFO] either use 'docker run' to start container or add index.js or server.js
[2024-06-18 07:00:13] │ Project contains package-lock.json, using npm
[2024-06-18 07:00:13] │ Using npm v10.7.0. To configure a different version of npm, set the engines.npm property in package.json.
[2024-06-18 07:00:13] │   See https://do.co/apps-buildpack-node for further instructions.
[2024-06-18 07:00:13] │ Installing node_modules using npm (from package-lock.json)
[2024-06-18 07:00:13] │ Running npm ci
[2024-06-18 07:00:13] │ 
[2024-06-18 07:00:27] │ 
[2024-06-18 07:00:27] │ > kankei@4.2.0 prepare
[2024-06-18 07:00:27] │ > husky install
[2024-06-18 07:00:27] │ 
[2024-06-18 07:00:27] │ husky - Git hooks installed
[2024-06-18 07:00:27] │ 
[2024-06-18 07:00:27] │ added 938 packages, and audited 939 packages in 13s
[2024-06-18 07:00:27] │ 
[2024-06-18 07:00:27] │ 290 packages are looking for funding
[2024-06-18 07:00:27] │   run `npm fund` for details
[2024-06-18 07:00:27] │ 
[2024-06-18 07:00:27] │ found 0 vulnerabilities
[2024-06-18 07:00:27] │ npm notice
[2024-06-18 07:00:27] │ npm notice New minor version of npm available! 10.7.0 -> 10.8.1
[2024-06-18 07:00:27] │ npm notice Changelog: https://github.com/npm/cli/releases/tag/v10.8.1
[2024-06-18 07:00:27] │ npm notice To update run: npm install -g npm@10.8.1
[2024-06-18 07:00:27] │ npm notice
[2024-06-18 07:00:27] │ 
[2024-06-18 07:00:30] │ Running custom build command: npm run build
[2024-06-18 07:00:30] │ 
[2024-06-18 07:00:30] │ > kankei@4.2.0 build
[2024-06-18 07:00:30] │ > astro build
[2024-06-18 07:00:30] │ 
[2024-06-18 07:00:31] │ ▶ Astro collects anonymous usage data.
[2024-06-18 07:00:31] │   This information helps us improve Astro.
[2024-06-18 07:00:31] │   Run "astro telemetry disable" to opt-out.
[2024-06-18 07:00:31] │   https://astro.build/telemetry
[2024-06-18 07:00:31] │ 
[2024-06-18 07:00:32] │ 07:00:31 [types] Added src/env.d.ts type declarations.
[2024-06-18 07:00:32] │ 07:00:32 [types] Added src/env.d.ts type declarations.
[2024-06-18 07:00:32] │ 07:00:32 [build] output: "static"
[2024-06-18 07:00:32] │ 07:00:32 [build] directory: /workspace/dist/
[2024-06-18 07:00:32] │ 07:00:32 [build] Collecting build info...
[2024-06-18 07:00:32] │ 07:00:32 [build] ✓ Completed in 360ms.
[2024-06-18 07:00:32] │ 07:00:32 [build] Building static entrypoints...
[2024-06-18 07:00:32] │ 07:00:32 [types] Added src/env.d.ts type declarations.
[2024-06-18 07:00:34] │ 07:00:34 [vite] ✓ built in 2.03s
[2024-06-18 07:00:34] │ 07:00:34 [build] ✓ Completed in 2.10s.
[2024-06-18 07:00:34] │ 
[2024-06-18 07:00:34] │  building client (vite) 
[2024-06-18 07:00:34] │ 07:00:34 [types] Added src/env.d.ts type declarations.
[2024-06-18 07:00:34] │ 07:00:34 [vite] transforming...
[2024-06-18 07:00:35] │ 07:00:35 [vite] ✓ 50 modules transformed.
[2024-06-18 07:00:35] │ 07:00:35 [vite] rendering chunks...
[2024-06-18 07:00:35] │ 07:00:35 [vite] computing gzip size...
[2024-06-18 07:00:35] │ 07:00:35 [vite] dist/_astro/index.DhYZZe0J.js      6.72 kB │ gzip:  2.68 kB
[2024-06-18 07:00:35] │ 07:00:35 [vite] dist/_astro/hoisted.sO-65EBM.js   14.57 kB │ gzip:  4.98 kB
[2024-06-18 07:00:35] │ 07:00:35 [vite] dist/_astro/Search.DtvSuZip.js    29.00 kB │ gzip: 11.26 kB
[2024-06-18 07:00:35] │ 07:00:35 [vite] dist/_astro/client.J7s0XX1m.js   135.44 kB │ gzip: 43.74 kB
[2024-06-18 07:00:35] │ 07:00:35 [vite] ✓ built in 1.01s
[2024-06-18 07:00:35] │ 
[2024-06-18 07:00:35] │  generating static routes 
[2024-06-18 07:00:35] │ 07:00:35 ▶ src/pages/404.astro
[2024-06-18 07:00:35] │ 07:00:35   └─ /404.html (+8ms)
[2024-06-18 07:00:35] │ 07:00:35 ▶ src/pages/about.md
[2024-06-18 07:00:35] │ 07:00:35   └─ /about/index.html (+3ms)
[2024-06-18 07:00:39] │ 07:00:39 λ src/pages/og.png.ts
[2024-06-18 07:00:39] │ 07:00:39   └─ /og.png (+253ms)
[2024-06-18 07:00:39] │ 07:00:39 λ src/pages/posts/[slug]/index.png.ts
[2024-06-18 07:00:39] │ 07:00:39   └─ /posts/test.png (+85ms)
[2024-06-18 07:00:39] │ 07:00:39 ▶ src/pages/posts/[slug]/index.astro
[2024-06-18 07:00:39] │ 07:00:39   ├─ /posts/test/index.html (+11ms)
[2024-06-18 07:00:39] │ 07:00:39   └─ /posts/1/index.html (+5ms)
[2024-06-18 07:00:39] │ 07:00:39 ▶ src/pages/posts/index.astro
[2024-06-18 07:00:39] │ 07:00:39   └─ /posts/index.html (+3ms)
[2024-06-18 07:00:39] │ 07:00:39 λ src/pages/robots.txt.ts
[2024-06-18 07:00:39] │ 07:00:39   └─ /robots.txt (+1ms)
[2024-06-18 07:00:39] │ 07:00:39 λ src/pages/rss.xml.ts
[2024-06-18 07:00:39] │ 07:00:39   └─ /rss.xml (+3ms)
[2024-06-18 07:00:39] │ 07:00:39 ▶ src/pages/search.astro
[2024-06-18 07:00:39] │ 07:00:39   └─ /search/index.html (+6ms)
[2024-06-18 07:00:39] │ 07:00:39 ▶ src/pages/tags/[tag]/[page].astro
[2024-06-18 07:00:39] │ 07:00:39   └─ /tags/test/1/index.html (+13ms)
[2024-06-18 07:00:39] │ 07:00:39 ▶ src/pages/tags/[tag]/index.astro
[2024-06-18 07:00:39] │ 07:00:39   └─ /tags/test/index.html (+3ms)
[2024-06-18 07:00:39] │ 07:00:39 ▶ src/pages/tags/index.astro
[2024-06-18 07:00:39] │ 07:00:39   └─ /tags/index.html (+3ms)
[2024-06-18 07:00:39] │ 07:00:39 ▶ src/pages/index.astro
[2024-06-18 07:00:40] │ 07:00:39   └─ /index.html (+5ms)
[2024-06-18 07:00:40] │ 07:00:39 ✓ Completed in 4.56s.
[2024-06-18 07:00:40] │ 
[2024-06-18 07:00:40] │ 07:00:40 [@astrojs/sitemap] `sitemap-index.xml` created at `dist`
[2024-06-18 07:00:40] │ 07:00:40 [build] 10 page(s) built in 8.08s
[2024-06-18 07:00:40] │ 07:00:40 [build] Complete!
[2024-06-18 07:00:41] ╰───────────────────────────────────╼
[2024-06-18 07:00:41] 
[2024-06-18 07:00:41] ╭──────────── app upload ───────────╼
[2024-06-18 07:00:41] │  › uploading app container image to DOCR
[2024-06-18 07:00:45] │ Adding layer 'heroku/nodejs-engine:nodejs'
[2024-06-18 07:00:58] │ Adding 2/2 app layer(s)
[2024-06-18 07:00:58] │ Adding layer 'launcher'
[2024-06-18 07:00:58] │ Adding layer 'config'
[2024-06-18 07:00:58] │ Adding label 'io.buildpacks.lifecycle.metadata'
[2024-06-18 07:00:58] │ Adding label 'io.buildpacks.build.metadata'
[2024-06-18 07:00:58] │ Adding label 'io.buildpacks.project.metadata'
[2024-06-18 07:00:58] │ Saving <image-1>...
[2024-06-18 07:01:06] │ *** Images (sha256:01607eb978c0cd8424a489227a5f7124599f3e178589394704131637ad41bc3d):
[2024-06-18 07:01:06] │       <image-2>
[2024-06-18 07:01:06] │ Reusing cache layer 'heroku/nodejs-engine:nodejs'
[2024-06-18 07:01:06] │ Reusing cache layer 'heroku/nodejs-engine:toolbox'
[2024-06-18 07:01:10] │ Reusing cache layer 'digitalocean/node:node_modules'
[2024-06-18 07:01:10] │  ✔ uploaded app image to DOCR
[2024-06-18 07:01:10] ╰────────────────────────────────────╼
[2024-06-18 07:01:10] 
[2024-06-18 07:01:10]  ✔  build complete 
[2024-06-18 07:01:10] 
[]

And my deploy logs:

[2024-06-18 07:01:48] 
[2024-06-18 07:01:48] > kankei@4.2.0 dev
[2024-06-18 07:01:48] > astro dev
[2024-06-18 07:01:48] 
[2024-06-18 07:01:50] ▶ Astro collects anonymous usage data.
[2024-06-18 07:01:50]   This information helps us improve Astro.
[2024-06-18 07:01:50]   Run "astro telemetry disable" to opt-out.
[2024-06-18 07:01:50]   https://astro.build/telemetry
[2024-06-18 07:01:50] 
[2024-06-18 07:01:53] 07:01:53 [types] Added src/env.d.ts type declarations.
[2024-06-18 07:01:53] 07:01:53 [vite] Re-optimizing dependencies because vite config has changed
[2024-06-18 07:01:53] 
[2024-06-18 07:01:53]  astro  v4.10.2 ready in 1943 ms
[2024-06-18 07:01:53] 
[2024-06-18 07:01:53] ┃ Local    http://localhost:4321/
[2024-06-18 07:01:53] ┃ Network  use --host to expose
[2024-06-18 07:01:53] 
[2024-06-18 07:01:55] 07:01:55 watching for file changes...

I ensured that the http port is set to 4321 as well as ensuring that the health checks on 4321 instead of 8080. Yet, I still fail every health check, and there is absolutely no help being given by any of the logs that I can see.