morshu-server: report startup errors in Discord

ttstoy/ttstoy.py

@@ -516,21 +516,19 @@ class TtsToy(Cog):
             except Exception as e:
                 log.exception(f"Error stopping DECTalk server: {e}")
 
-    async def _start_morshu_server(self) -> bool:
-        """Start the built-in Morshu TTS server."""
+    async def _start_morshu_server(self) -> tuple:
+        """Start the built-in Morshu TTS server. Returns (success, error_msg)."""
         try:
             if self.morshu_process and self.morshu_process.poll() is None:
                 log.info("Morshu server already running")
-                return True
+                return True, None
 
             if not self.morshu_dir.exists():
-                log.error(f"Morshu server directory not found: {self.morshu_dir}")
-                return False
+                return False, f"Directory not found: {self.morshu_dir}"
 
             server_py = self.morshu_dir / "server.py"
             if not server_py.exists():
-                log.error(f"Morshu server not found: {server_py}")
-                return False
+                return False, f"server.py not found: {server_py}"
 
             env = os.environ.copy()
             env['PORT'] = str(self.morshu_port)
@@ -552,18 +550,15 @@ class TtsToy(Cog):
             if self.morshu_process.poll() is not None:
                 stderr = self.morshu_process.stderr.read()
                 stdout = self.morshu_process.stdout.read()
-                log.error(f"Morshu server failed to start (exit {self.morshu_process.returncode})")
-                if stderr:
-                    log.error(f"Morshu stderr: {stderr}")
-                if stdout:
-                    log.error(f"Morshu stdout: {stdout}")
-                return False
+                err = stderr or stdout or "Unknown error"
+                log.error(f"Morshu server failed (exit {self.morshu_process.returncode}): {err}")
+                return False, err
 
             log.info(f"Morshu server started on port {self.morshu_port}")
-            return True
+            return True, None
         except Exception as e:
             log.exception(f"Failed to start Morshu server: {e}")
-            return False
+            return False, str(e)
 
     async def _stop_morshu_server(self):
         """Stop the built-in Morshu server."""
@@ -2140,7 +2135,7 @@ class TtsToy(Cog):
         """Start the built-in Morshu TTS server."""
         await ctx.send("🚀 Starting Morshu server...")
 
-        success = await self._start_morshu_server()
+        success, error = await self._start_morshu_server()
 
         if success:
             await ctx.send(
@@ -2148,7 +2143,8 @@ class TtsToy(Cog):
                 f"Switch to Morshu mode: `{ctx.clean_prefix}ttstoy mode morshu`"
             )
         else:
-            await ctx.send("❌ Failed to start Morshu server. Check bot logs.")
+            err_msg = (error or "Unknown error")[:1500]
+            await ctx.send(f"❌ Failed to start Morshu server:\n```\n{err_msg}\n```")
 
     @ttstoy_group.command(name="morshustop")
     @commands.is_owner()