build: Update Dockerfile to install Rust and curl

- Update base Python image to version `3.12`
- Include `curl` installation in Dockerfile
- Add Rust installation using `rustup.rs` script and configure PATH to include Cargo directory

Dockerfile

@@ -1,6 +1,9 @@
-FROM python:3.13.0b2-slim
+FROM python:3.12-slim
 
-RUN apt-get update && apt-get install -y ffmpeg
+RUN apt-get update && apt-get install -y ffmpeg curl
+
+RUN curl https://sh.rustup.rs -sSf | sh -s -- -y
+ENV PATH="/root/.cargo/bin:${PATH}"
 
 WORKDIR /app