Remove use of shebang

- Removed shebang line from generate and clear scripts
- Added `.js` extension to generate and clear script files
- Updated scripts in `package.json` accordingly

scripts/generate.js

@@ -0,0 +1,82 @@
+const fs = require("fs");
+const path = require("path");
+const config = require("../ligma.config");
+const dsa = require("./dsa");
+
+const src_path = path.join(__dirname, "..", "src");
+let day = 1;
+
+try {
+    day = +fs.readdirSync(src_path).
+        filter(i => i.includes("day")).
+        sort((a, b) => {
+            return +b.substring(3) - a.substring(3);
+        })[0].substring(3) + 1;
+
+    if (isNaN(day)) {
+        console.log("day is nan");
+        day = 1;
+    }
+} catch (e) {
+    day = 1;
+}
+
+const day_name = `day${day}`;
+const day_path = path.join(src_path, day_name);
+try { fs.unlinkSync(day_path); } catch (e) { }
+try { fs.mkdirSync(day_path); } catch (e) { }
+
+function generate_method(method) {
+    return `${method.name}(${method.args || ""}): ${method.return || "void"} {
+
+}`;
+}
+
+function generate_property(prop) {
+    return `${prop.scope} ${prop.name}: ${prop.type};`
+}
+
+function generate_getter(getter) {
+    return `get ${getter.name}(): ${getter.return} {
+    return this.${getter.prop_name};
+}`
+}
+
+function create_class(name, item) {
+    fs.writeFileSync(path.join(day_path, `${name}.ts`), `export default class ${name}${item.generic || ""} {
+    ${(item.properties || []).map(generate_property).join("\n    ")}
+
+    ${(item.getters || []).map(generate_getter).join("\n    ")}
+
+    constructor() {
+    }
+
+    ${(item.methods || []).map(generate_method).join("\n    ")}
+}`);
+}
+
+function create_function(name, item) {
+    const g = item.generic ? item.generic : "";
+    fs.writeFileSync(path.join(day_path, `${name}.ts`), `export default function ${item.fn}${g}(${item.args}): ${item.return} {
+
+}`);
+}
+
+config.dsa.forEach(ds => {
+    const item = dsa[ds];
+    if (!item) {
+        throw new Error(`algorithm ${ds} could not be found`);
+    }
+    if (item.type === "class") {
+        create_class(ds, item);
+    } else {
+        create_function(ds, item);
+    }
+});
+
+const align = require("./align-configs");
+align.jest(day_name);
+align.ts_config(day_name);
+align.package_json(config, day_path);
+align.stats(config, day_path);
+