fix: address administration layout and navigation issues #28 #29 #30 #31

backend/src/config.ts

@@ -30,6 +30,8 @@ export interface AppConfig {
   dataRoot?: string;
   ollamaEnsureTimeoutMs: number;
   piManagementTimeoutMs: number;
+  /** Host CLI platform projected into Docker; not the browser or container OS. */
+  hostPlatform?: string;
   secretsFile?: string;
   installationConfigFile?: string;
   evidenceHostRegistryRoot?: string;
@@ -475,6 +477,7 @@ export function loadConfig(
     dataRoot: env.THT_DATA_ROOT,
     ollamaEnsureTimeoutMs: Number(env.OLLAMA_ENSURE_TIMEOUT_MS ?? 60000),
     piManagementTimeoutMs: piManagementTimeout(env.PI_MANAGEMENT_TIMEOUT_MS),
+    hostPlatform: env.THT_HOST_PLATFORM,
     secretsFile,
     installationConfigFile,
     evidenceHostRegistryRoot: env.THT_EVIDENCE_HOST_REGISTRY_ROOT || undefined,

backend/src/pi/management.ts

@@ -36,6 +36,7 @@ export interface PiInstallationConfig {
 }
 
 export interface PiStatus {
+  hostPlatform: "linux" | "macos" | "windows";
   version?: string;
   ready: boolean;
   credentials: PiCredentialStatus;
@@ -92,6 +93,9 @@ interface PiManagementDeps {
 }
 
 export function createPiManagement(config: AppConfig, deps: PiManagementDeps): PiManagementService {
+  const platform = config.hostPlatform ?? process.platform;
+  const hostPlatform = platform === "darwin" ? "macos"
+    : platform === "windows" || platform === "win32" ? "windows" : "linux";
   const now = deps.now ?? (() => new Date());
   const diagnostics: string[] = [];
   const addDiagnostic = (message: string): void => {
@@ -169,11 +173,11 @@ export function createPiManagement(config: AppConfig, deps: PiManagementDeps): P
       try {
         const currentVersion = await version();
         addDiagnostic("Pi version probe succeeded");
-        return { version: currentVersion, ready: true, credentials, config: current, checkedAt };
+        return { hostPlatform, version: currentVersion, ready: true, credentials, config: current, checkedAt };
       } catch (error) {
         const message = stableMessage(error, "Pi runtime is unavailable");
         addDiagnostic(message);
-        return { ready: false, credentials, config: current, checkedAt, message };
+        return { hostPlatform, ready: false, credentials, config: current, checkedAt, message };
       }
     },
 

backend/test/pi-management.test.ts

@@ -42,6 +42,7 @@ function configFor(settingsFile = join(mkdtempSync(join(tmpdir(), "tht-pi-manage
     SETTINGS_FILE: settingsFile,
     PI_BIN: "/usr/local/bin/pi",
     PI_MANAGEMENT_TIMEOUT_MS: "750",
+    THT_HOST_PLATFORM: "linux",
   });
 }
 
@@ -60,6 +61,16 @@ function successfulExec(calls: Array<{ command: string; args: string[]; timeout:
   };
 }
 
+test.each([
+  ["linux", "linux"], ["darwin", "macos"], ["windows", "windows"],
+])("reports installation host %s independently of the backend container OS", async (host, expected) => {
+  const service = createPiManagement(loadConfig({ THT_HOST_PLATFORM: host }), {
+    modelCatalog, execute: successfulExec([]), readSettings: () => ({ thinking: "medium" }),
+    credentialStatus: () => "missing",
+  });
+  expect((await service.status()).hostPlatform).toBe(expected);
+});
+
 // Catches a Pi executable that emits unexpected text or is invoked through a shell, which could
 // turn a version display into a command-injection or information-disclosure surface.
 test("status parses only a Pi version from a fixed execFile argument array", async () => {
@@ -73,6 +84,7 @@ test("status parses only a Pi version from a fixed execFile argument array", asy
   });
 
   await expect(service.status()).resolves.toEqual({
+    hostPlatform: "linux",
     version: "0.80.3",
     ready: true,
     credentials: "missing",
@@ -104,6 +116,7 @@ test.each(["present", "missing"] as const)(
 
     const status = await service.status();
     expect(status).toEqual({
+      hostPlatform: "linux",
       version: "0.80.3",
       ready: true,
       credentials,