fix(vefaas): tracing failure on vefaas deployment

Author: zakahan

veadk/a2a/remote_ve_agent.py

@@ -4,7 +4,7 @@
 from a2a.types import AgentCard
 from google.adk.agents.remote_a2a_agent import RemoteA2aAgent
 
-AGENT_CARD_WELL_KNOWN_PATH = "/.well-known/agent-card.json"
+AGENT_CARD_WELL_KNOWN_PATH = '/.well-known/agent.json'
 
 
 class RemoteVeAgent(RemoteA2aAgent):

veadk/cli/services/vefaas/template/src/app.py

@@ -20,7 +20,7 @@
 
 SERVER_HOST = os.getenv("SERVER_HOST")
 
-AGENT.tracers = TRACERS
+AGENT.tracers.extend(TRACERS)
 
 app = init_app(
     server_url=SERVER_HOST,

veadk/cli/services/vefaas/template/src/config.py

@@ -26,17 +26,17 @@
 TRACERS: list[BaseTracer] = []
 
 exporters = []
-if os.getenv("VEADK_TRACER_APMPLUS") == "true":
+if os.getenv("VEADK_TRACER_APMPLUS", "").lower() == "true":
     from veadk.tracing.telemetry.exporters.apmplus_exporter import APMPlusExporter
 
     exporters.append(APMPlusExporter())
 
-if os.getenv("VEADK_TRACER_COZELOOP") == "true":
+if os.getenv("VEADK_TRACER_COZELOOP", "").lower() == "true":
     from veadk.tracing.telemetry.exporters.cozeloop_exporter import CozeloopExporter
 
     exporters.append(CozeloopExporter())
 
-if os.getenv("VEADK_TRACER_TLS") == "true":
+if os.getenv("VEADK_TRACER_TLS", "").lower() == "true":
     from veadk.tracing.telemetry.exporters.tls_exporter import TLSExporter
 
     exporters.append(TLSExporter())