added pandoc template

templates/pandoc/Makefile

@@ -0,0 +1,2 @@
+%.pdf: %.md
+	pandoc --from markdown --to pdf -o $@ $^ --pdf-engine=lualatex -N

templates/pandoc/flake.nix

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+{
+  description = "Template for Pandoc Markdown";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    report-temp.url = "github:kenryuS/report-temp";
+  };
+
+  outputs = { self, nixpkgs, flake-utils, report-temp }:
+    flake-utils.lib.eachDefaultSystem (system:
+    let
+      pkgs = import nixpkgs {
+        inherit system;
+        config = {};
+        overlays = [];
+      };
+    in
+    {
+      devShells.default = report-temp.devShells.${system}.pandoc;
+    }
+  );
+}

templates/pandoc/report.md

@@ -0,0 +1,30 @@
+---
+documentclass: bxjsarticle
+classoption:
+    - lualatex
+    - ja=standard
+    - 11pt
+title: テストレポート
+author: 高専太郎
+date: 1970-01-01
+---
+
+# Test
+
+* Normal
+* *Italic*
+* **Bold**
+* `code`
+
+> quote
+
+```python
+def fib(n):
+    if n <= 2:
+        return 1
+    return fib(n - 1) + fib(n - 2)
+```
+
+$$
+e^{i\pi} + 1 = 0
+$$