chore: initial project snapshot

.env.example

@@ -0,0 +1,22 @@
+# Copy to .env and chmod 600 .env. Never commit real credentials.
+# Generate: python3 -c 'import secrets; print(secrets.token_urlsafe(32))'
+ASR_WEB_TOKEN=
+ASR_WEB_PORT=18088
+# Empty means exact same-origin browser access. For a TLS reverse proxy set https://your-approved-domain.
+PUBLIC_ORIGIN=
+
+BAILIAN_API_KEY=
+FUNASR_API_KEY=
+BAILIAN_ASR_MODELS=fun-asr-realtime
+BAILIAN_WS=wss://dashscope.aliyuncs.com/api-ws/v1/inference/
+FUNASR_WS=wss://dashscope.aliyuncs.com/api-ws/v1/inference/
+VOLC_APP_KEY=
+VOLC_APP_ID=
+VOLC_ACCESS_TOKEN=
+VOLC_RESOURCE_ID=volc.bigasr.sauc.duration
+VOLC_WS=wss://openspeech.bytedance.com/api/v3/sauc/bigmodel
+
+# Optional Asterisk deployment: fill after verifying the approved image/version.
+ASTERISK_IMAGE=
+# ARI_PASSWORD and SIP_PRIMARY_PASSWORD/SIP_BACKUP_PASSWORD go to the renderer
+# through the process environment/secret manager, not this committed example.