Deprecate PIDLock usage and update Dockerfile to resolve warnings (#…

…206)

# Description
Deprecate PIDLock initialization
Resolve Dockerfile warnings

# Issues
Closes #161 

# Other Notes
<!-- Note any breaking changes, WIP changes, requests for input, etc.
here -->

Dockerfile

@@ -1,11 +1,11 @@
-FROM python:3.10-slim as base
+FROM python:3.10-slim AS base
 
 LABEL vendor=neon.ai \
     ai.neon.name="neon-speech"
 
-ENV OVOS_CONFIG_BASE_FOLDER neon
-ENV OVOS_CONFIG_FILENAME neon.yaml
-ENV XDG_CONFIG_HOME /config
+ENV OVOS_CONFIG_BASE_FOLDER=neon
+ENV OVOS_CONFIG_FILENAME=neon.yaml
+ENV XDG_CONFIG_HOME=/config
 
 RUN apt-get update && \
   apt-get install -y \
@@ -48,5 +48,5 @@ RUN neon-speech install-dependencies
 
 CMD ["/root/run.sh"]
 
-FROM base as default_model
+FROM base AS default_model
 RUN neon-speech init-plugin

neon_speech/__main__.py

@@ -30,7 +30,7 @@
 from neon_utils.log_utils import init_log
 from neon_utils.process_utils import start_malloc, snapshot_malloc, print_malloc
 from ovos_utils.log import LOG
-from ovos_utils.process_utils import PIDLock, reset_sigint_handler
+from ovos_utils.process_utils import reset_sigint_handler
 from neon_speech.service import NeonSpeechClient
 
 
@@ -42,7 +42,6 @@ def main(*args, **kwargs):
         kwargs["speech_config"] = kwargs.pop("config")
 
     reset_sigint_handler()
-    PIDLock("voice")
     malloc_running = start_malloc(stack_depth=4)
     service = NeonSpeechClient(*args, **kwargs)
     service.start()