feat: add smart URL parser for bulk import

tests/unit/web/url-parser.test.ts

@@ -0,0 +1,72 @@
+import { describe, expect, it } from "vitest";
+import { extractUrls } from "../../../apps/web/src/lib/url-parser.js";
+
+describe("extractUrls", () => {
+  it("extracts plain URLs one per line", () => {
+    const input = "https://example.com/a.jpg\nhttps://example.com/b.png";
+    expect(extractUrls(input)).toEqual(["https://example.com/a.jpg", "https://example.com/b.png"]);
+  });
+
+  it("strips numbered list prefixes", () => {
+    const input =
+      "1. https://example.com/a.jpg\n2) https://example.com/b.png\n3 https://example.com/c.webp";
+    expect(extractUrls(input)).toEqual([
+      "https://example.com/a.jpg",
+      "https://example.com/b.png",
+      "https://example.com/c.webp",
+    ]);
+  });
+
+  it("strips bullet prefixes", () => {
+    const input =
+      "- https://example.com/a.jpg\n* https://example.com/b.png\n+ https://example.com/c.webp";
+    expect(extractUrls(input)).toEqual([
+      "https://example.com/a.jpg",
+      "https://example.com/b.png",
+      "https://example.com/c.webp",
+    ]);
+  });
+
+  it("extracts URLs from markdown links", () => {
+    const input = "[Photo 1](https://example.com/a.jpg)\n[Photo 2](https://example.com/b.png)";
+    expect(extractUrls(input)).toEqual(["https://example.com/a.jpg", "https://example.com/b.png"]);
+  });
+
+  it("extracts URLs from HTML img tags", () => {
+    const input = '<img src="https://example.com/a.jpg">\n<img src="https://example.com/b.png" />';
+    expect(extractUrls(input)).toEqual(["https://example.com/a.jpg", "https://example.com/b.png"]);
+  });
+
+  it("handles mixed formats", () => {
+    const input = `1. https://example.com/a.jpg
+- [Photo](https://example.com/b.png)
+<img src="https://example.com/c.webp">
+https://example.com/d.avif`;
+    expect(extractUrls(input)).toEqual([
+      "https://example.com/a.jpg",
+      "https://example.com/b.png",
+      "https://example.com/c.webp",
+      "https://example.com/d.avif",
+    ]);
+  });
+
+  it("deduplicates URLs", () => {
+    const input = "https://example.com/a.jpg\nhttps://example.com/a.jpg";
+    expect(extractUrls(input)).toEqual(["https://example.com/a.jpg"]);
+  });
+
+  it("filters out non-HTTP URLs", () => {
+    const input = "ftp://example.com/a.jpg\nhttps://example.com/b.png\nnot-a-url";
+    expect(extractUrls(input)).toEqual(["https://example.com/b.png"]);
+  });
+
+  it("returns empty array for empty input", () => {
+    expect(extractUrls("")).toEqual([]);
+    expect(extractUrls("  \n  \n  ")).toEqual([]);
+  });
+
+  it("preserves URLs with query parameters", () => {
+    const input = "https://example.com/photo?id=123&size=large";
+    expect(extractUrls(input)).toEqual(["https://example.com/photo?id=123&size=large"]);
+  });
+});