feat: add inkscape for vector images

src/converters/inkscape.ts

@@ -0,0 +1,64 @@
+import { exec } from "node:child_process";
+
+export const properties = {
+    from: {
+      images: [
+        "svg",
+        "pdf",
+        "eps",
+        "ps",
+        "wmf",
+        "emf",
+        "png"
+      ]
+    },
+    to: {
+      images: [
+        "dxf",
+        "emf",
+        "eps",
+        "fxg",
+        "gpl",
+        "hpgl",
+        "html",
+        "odg",
+        "pdf",
+        "png",
+        "pov",
+        "ps",
+        "sif",
+        "svg",
+        "svgz",
+        "tex",
+        "wmf",
+      ]
+    },
+  };
+
+  export function convert(
+    filePath: string,
+    fileType: string,
+    convertTo: string,
+    targetPath: string,
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
+    options?: unknown,
+  ): Promise<string> {
+    return new Promise((resolve, reject) => {
+      exec(`inkscape "${filePath}" -o "${targetPath}"`, (error, stdout, stderr) => {
+        if (error) {
+          reject(`error: ${error}`);
+        }
+  
+        if (stdout) {
+          console.log(`stdout: ${stdout}`);
+        }
+  
+        if (stderr) {
+          console.error(`stderr: ${stderr}`);
+        }
+  
+        resolve("Done");
+      });
+    });
+  }
+