Remove response size limits; add x64 build CI

Author: ELF-Nigel

.github/workflows/build-lib-x64.yml

@@ -0,0 +1,33 @@
+name: Build library_x64.lib
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+  workflow_dispatch:
+
+jobs:
+  build-lib-x64:
+    runs-on: windows-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup MSBuild
+        uses: microsoft/setup-msbuild@v2
+
+      - name: Build library_x64.lib (Release|x64)
+        run: >
+          msbuild .\library.vcxproj
+          /t:Build
+          /p:Configuration=Release
+          /p:Platform=x64
+          /m
+
+      - name: Upload library_x64.lib
+        uses: actions/upload-artifact@v4
+        with:
+          name: library_x64.lib
+          path: |
+            **/library_x64.lib

auth.cpp

@@ -3922,12 +3922,7 @@ std::string KeyAuth::api::req(std::string data, const std::string& url) {
     if (KeyAuth::api::debug) {
         debugInfo("n/a", "n/a", to_return, "n/a");
     }
-    if (to_return.size() > (1024ULL * 1024ULL * 1024ULL)) {
-        if (req_headers) curl_slist_free_all(req_headers);
-        curl_easy_cleanup(curl);
-        error(XorStr("response too large."));
-    }
-    // disabled: minimum response size check. -nigel
+    // no maximum or minimum response size check. -nigel
     if (req_headers) curl_slist_free_all(req_headers);
     curl_easy_cleanup(curl);
     secure_zero(data);