Optimize analyzer resize, Bump python version, Change compose name

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.11-slim AS build
+FROM python:3.14-slim AS build
 
 WORKDIR /
 

README.md

@@ -73,13 +73,13 @@ Here is a batch of usefull commands.
 
 ```bash
 docker compose down -v  # Remove volume containings results
-docker compose -f docker-compose-dev.yml up  # Start application in developpement mode
+docker compose -f compose.dev.yml up  # Start application in developpement mode
 rm -rf aperisolve/results  # Remove results from developpement mode
 docker exec -it postgres psql -U aperiuser -d aperisolve  # Get postgresql shell
 docker exec -it aperisolve-web bash # Get shell in running web app
 ```
 
-> Note, if you used [docker-compose-dev.yml](docker-compose-dev.yml), you must remove "results" when switching to [production docker](docker-compose.yml).
+> Note, if you used [compose.dev.yml](compose.dev.yml), you must remove "results" when switching to [production docker](compose.yml).
 
 ### Code quality
 
@@ -94,7 +94,6 @@ GitHub CI will alert in case of failure.
 
 ## Roadmap
 
-- [x] PngCheck
 - [ ] Zsteg extract / --all --> **Download `zsteg` files** such as mp3 encoded on LSB
 - [ ] Test on mobile
 - [ ] i18n

aperisolve/analyzers/image_resize.py

@@ -1,6 +1,7 @@
 """Image size bruteforcer for common PNG sizes."""
 
 import zlib
+import shutil
 from pathlib import Path
 from .utils import update_data
 
@@ -116,11 +117,12 @@ def analyze_image_resize(input_img: Path, output_dir: Path) -> None:
 
     # 3. Initialize Logs
     logs = []
-    recovered_images = []
+    recovered_image = None
 
     try:
         with open(input_img, "rb") as image:
             f = image.read()
+
         b = bytearray(f)
 
         # Find IHDR start
@@ -128,6 +130,8 @@ def analyze_image_resize(input_img: Path, output_dir: Path) -> None:
         if IHDR == -1:
             logs.append("Failure: PNG header (IHDR) not found.")
             update_data(output_dir, {"image_resize": {"status": "error", "error": "PNG header not found."}})
+            if extracted_dir.exists():
+                shutil.rmtree(extracted_dir, ignore_errors=True)
             return
 
         # Calculate Chunk Length (The 4 bytes BEFORE IHDR tag)
@@ -164,10 +168,10 @@ def analyze_image_resize(input_img: Path, output_dir: Path) -> None:
                 full_png_data = b[:IHDR+4] + width_bytes + height_bytes + b[IHDR+12:]
 
                 # Write the recovered file to disk
-                    with open(output_path, "wb") as out_f:
+                with output_path.open("wb") as out_f:
                     out_f.write(full_png_data)
 
-                    recovered_images.append(output_filename)
+                recovered_image = output_filename
                 break # Stop looking after finding the match
 
         if not match_found:
@@ -178,12 +182,14 @@ def analyze_image_resize(input_img: Path, output_dir: Path) -> None:
             "image_resize": {  # Key name must match your module name in AperiSolve
                 "status": "ok",
                 "output": logs,
-                "images": recovered_images, # Tells frontend to display the image
+                "images": recovered_image, # Tells frontend to display the image
             }
         }
         update_data(output_dir, output_data)
 
     except Exception as e:
         update_data(output_dir, {"image_resize": {"status": "error", "error": str(e)}})
+        if extracted_dir.exists():
+            shutil.rmtree(extracted_dir, ignore_errors=True)
 
     return None