feat: add some mod api calls

- Get Project: Already existed but required a specific caller type. This
  is more general.
- Get Projects: A single call to multiple of the above

Both providers support these calls.

Signed-off-by: flow <flowlnlnln@gmail.com>

launcher/modplatform/modrinth/ModrinthAPI.h

@@ -22,7 +22,6 @@
 #include "modplatform/ModAPI.h"
 #include "modplatform/ModIndex.h"
 #include "modplatform/helpers/NetworkModAPI.h"
-#include "net/NetJob.h"
 
 #include <QDebug>
 
@@ -48,6 +47,8 @@ class ModrinthAPI : public NetworkModAPI {
                         ModLoaderTypes loaders,
                         QByteArray* response) -> NetJob::Ptr;
 
+    auto getProjects(QStringList addonIds, QByteArray* response) const -> NetJob::Ptr override;
+
    public:
     inline auto getAuthorURL(const QString& name) const -> QString { return "https://modrinth.com/user/" + name; };
 
@@ -103,6 +104,11 @@ class ModrinthAPI : public NetworkModAPI {
         return BuildConfig.MODRINTH_PROD_URL + "/project/" + id;
     };
 
+    inline auto getMultipleModInfoURL(QStringList ids) const -> QString
+    {
+        return BuildConfig.MODRINTH_PROD_URL + QString("/projects?ids=[\"%1\"]").arg(ids.join("\",\""));
+    };
+
     inline auto getVersionsURL(VersionSearchArgs& args) const -> QString override
     {
         return QString(BuildConfig.MODRINTH_PROD_URL +