Add KiCad, SPlayer, and fixed official OpenCode binary.

Replace broken nixpkgs opencode with upstream linux-x64 release to avoid SystemPrompt.environment crashes.

README.md

@@ -14,9 +14,12 @@ modules/
   nvidia.nix              # RTX 4060（12700F 无核显）
   gaming.nix              # Steam
   printing.nix            # CUPS + HP ULD + 中文打印
-  apps.nix                # QQ/微信包装、开发工具等
+  apps.nix                # QQ/微信包装、开发工具、KiCad、SPlayer、opencode 等
   fpga.nix                # 高云 FPGA（Gowin EDU IDE + 开源工具链）
-pkgs/hp-uld-driver.nix
+pkgs/
+  hp-uld-driver.nix
+  gowin-eda-edu-ide/      # 高云教育版 IDE（FHS）
+  opencode-bin.nix        # 官方 opencode 二进制（规避 nixpkgs 崩溃）
 ```
 
 ## 目标机安装（摘要）

modules/apps.nix

@@ -142,7 +142,13 @@ in
     fzf
     btop
 
-    opencode
+    # EDA / 媒体
+    kicad
+    splayer-next
+
+    # 官方二进制：nixpkgs 版发 prompt 会崩（SystemPrompt.environment）
+    (callPackage ../pkgs/opencode-bin.nix { })
+    bun # opencode 插件安装需要
     cursor-cli
   ];
 }

pkgs/opencode-bin.nix

@@ -0,0 +1,50 @@
+# 官方预编译二进制：nixpkgs 用新版 bun 构建的 opencode 会在发 prompt 时
+# 触发 SystemPrompt.environment 崩溃（Unexpected server error / a.name）。
+{
+  lib,
+  stdenv,
+  fetchurl,
+  autoPatchelfHook,
+  makeWrapper,
+  ripgrep,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "opencode";
+  version = "1.18.31";
+
+  src = fetchurl {
+    url = "https://github.com/anomalyco/opencode/releases/download/v${finalAttrs.version}/opencode-linux-x64.tar.gz";
+    hash = "sha256-6TEr517YA7dBX8Kuq9ofT+k4kSo5Zzdi3Aw4wOEeveQ=";
+  };
+
+  nativeBuildInputs = [
+    autoPatchelfHook
+    makeWrapper
+  ];
+
+  buildInputs = [ stdenv.cc.cc.lib ];
+
+  sourceRoot = ".";
+
+  dontStrip = true;
+
+  installPhase = ''
+    runHook preInstall
+    install -Dm755 opencode $out/bin/.opencode-wrapped
+    makeWrapper $out/bin/.opencode-wrapped $out/bin/opencode \
+      --prefix PATH : ${lib.makeBinPath [ ripgrep ]} \
+      --set OPENCODE_DISABLE_AUTOUPDATE true
+    runHook postInstall
+  '';
+
+  meta = {
+    description = "AI coding agent built for the terminal (official binary; nixpkgs build is broken)";
+    homepage = "https://github.com/anomalyco/opencode";
+    changelog = "https://github.com/anomalyco/opencode/releases/tag/v${finalAttrs.version}";
+    license = lib.licenses.mit;
+    platforms = [ "x86_64-linux" ];
+    mainProgram = "opencode";
+    sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
+  };
+})