feat(docker): replace logs modal with dedicated xterm page

Address PR review feedback by moving container logs to a full-page viewer
using xterm (matching /manage/tools/logs), with per-row actions for better
UX when browsing long container lists. Harden log streaming with multiplex
decode fallbacks, stream cleanup on parse errors, and decode unit tests.

packages/api/src/router/docker/docker-router.ts

@@ -145,7 +145,7 @@ export const dockerRouter = createTRPCRouter({
         let cleanupFn: (() => void) | undefined;
         let isSubscribed = true;
 
-        const initializeStream = async () => {
+        const initializeStreamAsync = async () => {
           try {
             cleanupFn = await streamContainerLogsAsync(
               input.id,
@@ -178,7 +178,7 @@ export const dockerRouter = createTRPCRouter({
           }
         };
 
-        void initializeStream();
+        void initializeStreamAsync();
 
         return () => {
           isSubscribed = false;

packages/api/src/router/test/docker/docker-router.spec.ts

@@ -13,6 +13,14 @@ import { dockerRouter } from "../../docker/docker-router";
 // Mock the auth module to return an empty session
 vi.mock("@homarr/auth", () => ({ auth: () => ({}) as Session }));
 vi.mock("@homarr/request-handler/docker", () => ({
+  getContainerLogsAsync: async () => {
+    await Promise.resolve();
+    return "logs";
+  },
+  streamContainerLogsAsync: async () => {
+    await Promise.resolve();
+    return () => undefined;
+  },
   dockerContainersRequestHandler: {
     handler: () => ({
       getCachedOrUpdatedDataAsync: async () => {
@@ -65,6 +73,8 @@ const validInputs: {
   restartAll: { ids: ["1"] },
   removeAll: { ids: ["1"] },
   invalidate: undefined,
+  logs: { id: "1", tail: 200 },
+  subscribeLogs: { id: "1", tail: 200 },
 };
 
 describe("All procedures should only be accessible for users with admin permission", () => {