Mini Utilities v0.2.0: extreme PDF compression (GS+qpdf), DWG→DXF, paste support, drag-drop layers

- Extreme PDF compression via direct Ghostscript + qpdf pipeline
  (PassThroughJPEGImages=false, QFactor 1.5, 72 DPI downsample)
- DWG→DXF converter via libredwg (Docker only)
- PDF unlock in-app via Stirling PDF proxy
- Removed PDF/A tab (unused)
- Paste (Ctrl+V) on all file drop zones
- Mouse drag-drop reordering on thermal layers
- Tabs reorganized into 2 visual rows
- Dockerfile: added ghostscript, qpdf, libredwg

src/app/api/compress-pdf/unlock/route.ts

@@ -0,0 +1,46 @@
+import { NextRequest, NextResponse } from "next/server";
+
+const STIRLING_PDF_URL =
+  process.env.STIRLING_PDF_URL ?? "http://10.10.10.166:8087";
+const STIRLING_PDF_API_KEY =
+  process.env.STIRLING_PDF_API_KEY ?? "cd829f62-6eef-43eb-a64d-c91af727b53a";
+
+export async function POST(req: NextRequest) {
+  try {
+    const formData = await req.formData();
+
+    const res = await fetch(
+      `${STIRLING_PDF_URL}/api/v1/security/remove-password`,
+      {
+        method: "POST",
+        headers: { "X-API-KEY": STIRLING_PDF_API_KEY },
+        body: formData,
+      },
+    );
+
+    if (!res.ok) {
+      const text = await res.text().catch(() => res.statusText);
+      return NextResponse.json(
+        { error: `Stirling PDF error: ${res.status} — ${text}` },
+        { status: res.status },
+      );
+    }
+
+    const blob = await res.blob();
+    const buffer = Buffer.from(await blob.arrayBuffer());
+
+    return new NextResponse(buffer, {
+      status: 200,
+      headers: {
+        "Content-Type": "application/pdf",
+        "Content-Disposition": 'attachment; filename="unlocked.pdf"',
+      },
+    });
+  } catch (err) {
+    const message = err instanceof Error ? err.message : "Unknown error";
+    return NextResponse.json(
+      { error: `Nu s-a putut contacta Stirling PDF: ${message}` },
+      { status: 502 },
+    );
+  }
+}