fix: sanitize colons in skill/agent names for Windows path compatibility (#398)

tests/path-sanitization.test.ts

@@ -0,0 +1,39 @@
+import { describe, expect, test } from "bun:test"
+import path from "path"
+import { loadClaudePlugin } from "../src/parsers/claude"
+import { sanitizePathName } from "../src/utils/files"
+
+const pluginRoot = path.join(process.cwd(), "plugins", "compound-engineering")
+
+describe("sanitizePathName", () => {
+  test("replaces colons with hyphens", () => {
+    expect(sanitizePathName("ce:brainstorm")).toBe("ce-brainstorm")
+    expect(sanitizePathName("ce:plan")).toBe("ce-plan")
+  })
+
+  test("passes through names without colons", () => {
+    expect(sanitizePathName("frontend-design")).toBe("frontend-design")
+  })
+
+  test("handles multiple colons", () => {
+    expect(sanitizePathName("a:b:c")).toBe("a-b-c")
+  })
+})
+
+describe("path sanitization collision detection", () => {
+  test("no two skill names collide after sanitization", async () => {
+    const plugin = await loadClaudePlugin(pluginRoot)
+    const sanitized = plugin.skills.map((skill) => sanitizePathName(skill.name))
+    const unique = new Set(sanitized)
+
+    expect(unique.size).toBe(sanitized.length)
+  })
+
+  test("no two agent names collide after sanitization", async () => {
+    const plugin = await loadClaudePlugin(pluginRoot)
+    const sanitized = plugin.agents.map((agent) => sanitizePathName(agent.name))
+    const unique = new Set(sanitized)
+
+    expect(unique.size).toBe(sanitized.length)
+  })
+})