Upload files to "backend"

backend/main.py

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+from fastapi import FastAPI
+from fastapi.staticfiles import StaticFiles
+from fastapi.responses import HTMLResponse, RedirectResponse
+from config import EPT_DIR
+from routes import upload, viewer, admin
+from utils.disk import get_disk_usage, get_entwine_path
+import subprocess
+
+ENTWINE_PATH = get_entwine_path()
+
+app = FastAPI(title="PointCloud Backend")
+app.mount("/ept_data", StaticFiles(directory=str(EPT_DIR)), name="ept_data")
+app.mount("/static", StaticFiles(directory="static"), name="static")
+
+app.include_router(upload.router)
+app.include_router(viewer.router)
+app.include_router(admin.router)
+
+@app.get("/api")
+def home():
+    return RedirectResponse(url="/docs")
+
+@app.get("/health")
+def health():
+    return {
+        "ok": True,
+        "entwine_available": ENTWINE_PATH is not None,
+        "entwine_path": ENTWINE_PATH,
+        "disk_free_gb": get_disk_usage(),
+    }
+
+def get_pdal_info() -> dict:
+    """Retourne version et path de pdal via subprocess."""
+    info = {"path": None, "version": None}
+    
+    try:
+        result = subprocess.run(
+            ["which", "pdal"],
+            capture_output=True, text=True, check=False
+        )
+        if result.returncode == 0:
+            info["path"] = result.stdout.strip()
+    except Exception:
+        pass
+    
+    try:
+        result = subprocess.run(
+            ["pdal", "--version"],
+            capture_output=True, text=True, check=False
+        )
+        if result.returncode == 0:
+            # Sortie : "---\npdal 2.10.0 (git-version: 22e6b2)\n---"
+            lines = [l.strip() for l in result.stdout.strip().splitlines()
+                     if l.strip() and not l.startswith("-")]
+            if lines:
+                info["version"] = lines[0]
+    except Exception:
+        pass
+    
+    return info
+
+
+@app.get("/", response_class=HTMLResponse)
+def home():
+    entwine_path = get_entwine_path()
+    pdal = get_pdal_info()
+
+    return f"""
+    <h2>Backend PointCloud OK ✅</h2>
+    <ul>
+      <li><a href="/docs">/docs</a> — Documentation API</li>
+      <li><a href="/health">/health</a> — État du service</li>
+      <li><a href="/list">/list</a> — Liste des nuages</li>
+    </ul>
+    <h3>Configuration</h3>
+    <ul>
+      <li>entwine : {"✅ " + entwine_path if entwine_path else "❌ Non trouvé"}</li>
+      <li>pdal path : {"✅ " + pdal["path"] if pdal["path"] else "❌ Non trouvé"}</li>
+      <li>pdal version : {pdal["version"] if pdal["version"] else "❌ Inconnue"}</li>
+      <li>Espace disque : {get_disk_usage()} GB libres</li>
+    </ul>
+    """