add nim version

If you don't have it installed already, [nim](https://nim-lang.org) and
all libraries needed will be installed as part of the build.

README.md

@@ -30,6 +30,14 @@ MKBSD comes in two variants! Node.js and Python.
 4. Wait a little.
 5. All wallpapers are now in a newly created `downloads` subfolder.
 
+### Running in Nim
+
+1. Ensure that you have a C compiler installed
+2. Download [`nimble`](https://github.com/nim-lang/nimble/releases/latest)
+3. Run `nimble run`
+4. Wait a little.
+5. All wallpapers are now in a newly created `downloads` subfolder.
+
 ## FAQ
 
 ### Q: What's the story behind this?

mkbsd.nim

@@ -0,0 +1,68 @@
+# Licensed under the WTFPL License
+
+import chronos/apps/http/httpclient, std/[json, os, strformat]
+
+const url = "https://storage.googleapis.com/panels-api/data/20240916/media-1a-i-p~s"
+
+proc download_image(session: HttpSessionRef, image_url, file_path: string) {.async.} =
+  try:
+    let resp = await session.fetch(parseUri image_url)
+    if resp.status == 200:
+      writeFile(file_path, resp.data)
+    else:
+      echo &"Error downloading {image_url}: {resp.status}"
+  except CatchableError as e:
+    echo &"Error downloading image {image_url}: {e.msg}"
+
+proc main() {.async.} =
+  let session = HttpSessionRef.new()
+
+  try:
+    let resp = await session.fetch(parseUri(url))
+    if resp.status != 200:
+      raise (ref CatchableError)(msg: &"⛔ Failed to fetch JSON file: {resp.status}")
+
+    let data = parseJson(bytesToString(resp.data)){"data"}
+    if data == nil:
+      raise
+        (ref CatchableError)(msg: "⛔ JSON does not have a data property at its root.")
+
+    let download_dir = getCurrentDir() / "downloads"
+    if existsOrCreateDir(download_dir):
+      echo &"📁 Created directory: {download_dir}"
+
+    var file_index = 1
+    for key, subproperty in data.pairs():
+      if subproperty{"dhd"} != nil:
+        let image_url = subproperty{"dhd"}.getStr()
+        echo "🔍 Found image URL!"
+        let parsed_url = parseUri(image_url)
+        let ext = os.splitFile(parsed_url.path).ext
+        let filename = &"{file_index}{ext}"
+        let file_path = download_dir / filename
+
+        await download_image(session, image_url, file_path)
+        echo &"🖼️ Saved image to {file_path}"
+
+        file_index += 1
+        await sleepAsync(250.millis)
+  except CatchableError as e:
+    echo &"Error: {e.msg}"
+
+proc ascii_art() =
+  echo """
+ /$$      /$$ /$$   /$$ /$$$$$$$   /$$$$$$  /$$$$$$$
+| $$$    /$$$| $$  /$$/| $$__  $$ /$$__  $$| $$__  $$
+| $$$$  /$$$$| $$ /$$/ | $$  \\ $$| $$  \\__/| $$  \\ $$
+| $$ $$/$$ $$| $$$$$/  | $$$$$$$ |  $$$$$$ | $$  | $$
+| $$  $$$| $$| $$  $$  | $$__  $$ \\____  $$| $$  | $$
+| $$\\  $ | $$| $$\\  $$ | $$  \\ $$ /$$  \\ $$| $$  | $$
+| $$ \\/  | $$| $$ \\  $$| $$$$$$$/|  $$$$$$/| $$$$$$$/
+|__/     |__/|__/  \\__/|_______/  \\______/ |_______/
+
+🤑 Starting downloads from your favorite sellout grifter"s wallpaper app...
+"""
+
+ascii_art()
+os.sleep(5)
+waitFor main()

mkbsd.nimble

@@ -0,0 +1,4 @@
+requires "nim >= 2.0.8"
+requires "chronos >= 4.0.3"
+
+bin = @["mkbsd"]