From 3cbe7f72f0d85d95d61b2703087fc592318f3495 Mon Sep 17 00:00:00 2001
From: kj_sh604
Date: Mon, 16 Mar 2026 14:03:16 -0400
Subject: refactor: 24.04 vps compatibility and README re-write

---
 src/app.py           | 22 ++++++++++++++++------
 src/requirements.txt |  6 +++---
 2 files changed, 19 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/app.py b/src/app.py
index dce80a6..7d75f2b 100644
--- a/src/app.py
+++ b/src/app.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-# sent-web — app.py
 
 import base64
 import os
@@ -12,6 +11,7 @@ import magic
 from flask import Flask, Response, jsonify, request, send_file, send_from_directory
 
 app = Flask(__name__, static_folder=None)
+app.config["MAX_CONTENT_LENGTH"] = 50 * 1024 * 1024  # 50 MB upload cap
 
 UPLOAD_DIR = Path(__file__).parent / "uploads"
 UPLOAD_DIR.mkdir(mode=0o755, exist_ok=True)
@@ -84,11 +84,21 @@ def upload():
 
 @app.route("/fonts")
 def fonts():
-    result = subprocess.run(
-        ["fc-list", "--format=%{family}|%{style}|%{file}\n"],
-        capture_output=True,
-        text=True,
-    )
+    try:
+        result = subprocess.run(
+            ["fc-list", "--format=%{family}|%{style}|%{file}\n"],
+            capture_output=True,
+            text=True,
+            shell=False,
+            timeout=10,
+            check=False,
+        )
+    except (FileNotFoundError, subprocess.TimeoutExpired):
+        return jsonify([])
+
+    if result.returncode != 0:
+        return jsonify([])
+
     if not result.stdout.strip():
         return jsonify([])
 
diff --git a/src/requirements.txt b/src/requirements.txt
index c9d8662..dfce493 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -1,3 +1,3 @@
-flask>=3.0,<4
-gunicorn>=22,<25
-python-magic>=0.4.27
+flask>=3.0,<3.2
+gunicorn>=22,<24
+python-magic>=0.4.27,<0.5
\ No newline at end of file
-- 
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