feat(certificates): handle self signed certificates (#1951)

* wip: add page and loading of certificates in folder

* wip: add certificate addition and removal

* feat: add removal ui for certificates

* feat: migrate integrations to fetch or agent with trusted certificates

* fix: lock file issues

* fix: typecheck issue

* fix: inconsistent package versions

* chore: address pull request feedback

* fix: add missing navigation item and restrict access to page

* chore: address pull request feedback

* fix: inconsistent undici dependency version

* fix: inconsistent undici dependency version

packages/api/src/router/certificates/certificate-router.ts

@@ -0,0 +1,27 @@
+import { z } from "zod";
+import { zfd } from "zod-form-data";
+
+import { addCustomRootCertificateAsync, removeCustomRootCertificateAsync } from "@homarr/certificates/server";
+import { superRefineCertificateFile, validation } from "@homarr/validation";
+
+import { createTRPCRouter, permissionRequiredProcedure } from "../../trpc";
+
+export const certificateRouter = createTRPCRouter({
+  addCertificate: permissionRequiredProcedure
+    .requiresPermission("admin")
+    .input(
+      zfd.formData({
+        file: zfd.file().superRefine(superRefineCertificateFile),
+      }),
+    )
+    .mutation(async ({ input }) => {
+      const content = await input.file.text();
+      await addCustomRootCertificateAsync(input.file.name, content);
+    }),
+  removeCertificate: permissionRequiredProcedure
+    .requiresPermission("admin")
+    .input(z.object({ fileName: validation.certificates.validFileNameSchema }))
+    .mutation(async ({ input }) => {
+      await removeCustomRootCertificateAsync(input.fileName);
+    }),
+});