chore: refactor pack.sh

pack.sh

@@ -1,19 +1,8 @@
-FILENAME=simple-tts.tgz
-rm -rf .venv
-cd ..
-tar --exclude=".*" \
-    --exclude="node_modules" \
-    --exclude="outputs" \
-    --exclude="inputs" \
-    --exclude="demo" \
-    --exclude="install.sh" \
-    --exclude="env.sh" \
-    --exclude="package.json" \
-    --exclude="pack.sh" \
-    --exclude="screenshot.png" \
-    --exclude="intel-env.sh" \
-    --exclude="simple-tts.tgz" \
-    --exclude="pnpm-lock.yaml" \
-    -cvzf $FILENAME simple-tts/
-mv $FILENAME simple-tts/
-cd simple-tts
+tar -cvzf simple-tts.tgz \
+    requirements.txt \
+    requirements-jp.txt \
+    requirements-zh.txt \
+    LICENSE \
+    README.md \
+    tongue-twister.txt \
+    tts.py