[feat] update some feature

sync code of  fastrtc,
add text support through datachannel,
fix safari connect problem
support chat without camera or mic

demo/phonic_chat/requirements.txt

@@ -0,0 +1,74 @@
+# This file was autogenerated by uv via the following command:
+#    uv pip compile requirements.in -o requirements.txt
+aiohappyeyeballs==2.4.6
+    # via aiohttp
+aiohttp==3.11.12
+    # via
+    #   aiohttp-retry
+    #   twilio
+aiohttp-retry==2.9.1
+    # via twilio
+aiosignal==1.3.2
+    # via aiohttp
+attrs==25.1.0
+    # via aiohttp
+certifi==2025.1.31
+    # via requests
+cffi==1.17.1
+    # via sounddevice
+charset-normalizer==3.4.1
+    # via requests
+fastrtc==0.0.1
+    # via -r requirements.in
+frozenlist==1.5.0
+    # via
+    #   aiohttp
+    #   aiosignal
+idna==3.10
+    # via
+    #   requests
+    #   yarl
+isort==6.0.0
+    # via phonic-python
+loguru==0.7.3
+    # via phonic-python
+multidict==6.1.0
+    # via
+    #   aiohttp
+    #   yarl
+numpy==2.2.3
+    # via
+    #   phonic-python
+    #   scipy
+phonic-python==0.1.3
+    # via -r requirements.in
+propcache==0.3.0
+    # via
+    #   aiohttp
+    #   yarl
+pycparser==2.22
+    # via cffi
+pyjwt==2.10.1
+    # via twilio
+python-dotenv==1.0.1
+    # via
+    #   -r requirements.in
+    #   phonic-python
+requests==2.32.3
+    # via
+    #   phonic-python
+    #   twilio
+scipy==1.15.2
+    # via phonic-python
+sounddevice==0.5.1
+    # via phonic-python
+twilio==9.4.6
+    # via -r requirements.in
+typing-extensions==4.12.2
+    # via phonic-python
+urllib3==2.3.0
+    # via requests
+websockets==15.0
+    # via phonic-python
+yarl==1.18.3
+    # via aiohttp