flake worki :3

flake.nix

@@ -13,13 +13,28 @@
         # Optionally pin to a specific commit of `nixpkgs-esp-dev`.
         rev = "f37890edc9b327fcbc6d48c4cf174e65e4c0d148";
       };
-      forEachSupportedSystem = f: nixpkgs.lib.genAttrs supportedSystems (system: f {
-        pkgs = import nixpkgs { inherit system; overlays = [ (import "${nixpkgs-esp-dev}/overlay.nix") ]; };
-      });
+
+      forEachSupportedSystem = f: nixpkgs.lib.genAttrs supportedSystems (system:
+        let
+          pkgs = import nixpkgs { inherit system; overlays = [ (import "${nixpkgs-esp-dev}/overlay.nix") ]; };
+
+          libxml2Shared = pkgs.libxml2.overrideAttrs (old: {
+            configureFlags = (old.configureFlags or [ ]) ++ [ "--enable-shared" ];
+
+            # cursed patch necessary to fix linking errors
+            postInstall = ''
+              ln -sf libxml2.so $out/lib/libxml2.so.2
+              ${old.postInstall or ""}
+            '';
+          });
+        in
+        f { inherit pkgs libxml2Shared; }
+      );
+
     in
     {
       devShells = forEachSupportedSystem
-        ({ pkgs }: {
+        ({ pkgs, libxml2Shared }: {
           default = pkgs.mkShell
             {
               packages = with pkgs; [
@@ -27,7 +42,23 @@
                 espflash
                 cargo-espflash
                 espup
+
+                llvmPackages_16.libclang # Explicitly add libclang
+                llvmPackages_16.clang # Include clang/headers
+                pkg-config # Often needed for bindgen to find clang
+                glibc.dev # Needed for C headers
+                libxml2Shared.out
+                ldproxy
               ];
+
+              env = {
+                # Set LD_LIBRARY_PATH so libstdc++.so.6 zlib and libxml2 can be found
+                LD_LIBRARY_PATH = with pkgs; pkgs.lib.makeLibraryPath [
+                  gcc.cc.lib
+                  zlib
+                  libxml2Shared.out
+                ];
+              };
             };
         });
     };