FIX - support legacy YACA availability

frontend/src/voiceProviders.contract.test.ts

@@ -116,6 +116,21 @@ describe('voice provider contracts', () => {
     expect(phoneApp).not.toContain('callMuted = !callMuted')
   })
 
+  it('keeps calls compatible with Yaca releases before the server status export', () => {
+    expect(serverVoice).toContain('is_missing_yaca_status_export')
+    expect(serverVoice).toContain('normalized:find("no such export", 1, true)')
+    expect(serverVoice).toContain('warned_about_legacy_yaca_status')
+    expect(serverVoice).toContain(
+      'using legacy compatibility because yaca-voice is started',
+    )
+    expect(serverVoice).toMatch(
+      /if is_missing_yaca_status_export\(enabled\) then[\s\S]*?return true/,
+    )
+    expect(serverVoice).toMatch(
+      /if success then\s+return enabled == true\s+end/,
+    )
+  })
+
   it('supports explicit automatic call-provider discovery on client and server', () => {
     expect(config).toContain(
       'VoiceProvider = "pma", -- auto, yaca (alias: yaca-voice)',

sky_phone/source/bridge/server/voice.lua

@@ -18,6 +18,13 @@ local radio_provider_aliases = {
     ["pma-voice"] = "pma",
     salty = "saltychat",
 }
+local warned_about_legacy_yaca_status = false
+
+local function is_missing_yaca_status_export(error_message)
+    local normalized = tostring(error_message):lower()
+    return normalized:find("isenabled", 1, true) ~= nil
+        and normalized:find("no such export", 1, true) ~= nil
+end
 
 local function yaca_is_enabled()
     if GetResourceState("yaca-voice") ~= "started" then
@@ -27,16 +34,28 @@ local function yaca_is_enabled()
     local success, enabled = pcall(function()
         return exports["yaca-voice"]:isEnabled()
     end)
-    if not success then
-        Bridge.Debug(
-            "error",
-            "[sky_phone] Yaca could not report its availability: %s",
-            tostring(enabled),
-            { always = true }
-        )
-        return false
+    if success then
+        return enabled == true
     end
-    return enabled == true
+    if is_missing_yaca_status_export(enabled) then
+        if not warned_about_legacy_yaca_status then
+            warned_about_legacy_yaca_status = true
+            Bridge.Debug(
+                "warn",
+                "[sky_phone] Yaca does not expose the server isEnabled status; using legacy compatibility because yaca-voice is started.",
+                { always = true }
+            )
+        end
+        return true
+    end
+
+    Bridge.Debug(
+        "error",
+        "[sky_phone] Yaca could not report its availability: %s",
+        tostring(enabled),
+        { always = true }
+    )
+    return false
 end
 
 local function resolve_call_provider()