diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..eb5a316
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1 @@
+target
diff --git a/Cargo.lock b/Cargo.lock
index 5df7241..a20a9b2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -506,7 +506,7 @@ dependencies = [
  "num-integer",
  "num-rational",
  "once_cell",
- "paste 1.0.5",
+ "paste",
  "pretty-hex",
  "thiserror",
 ]
@@ -575,29 +575,6 @@ dependencies = [
  "unicode-normalization",
 ]
 
-[[package]]
-name = "indoc"
-version = "0.3.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47741a8bc60fb26eb8d6e0238bbb26d8575ff623fdc97b1a2c00c050b9684ed8"
-dependencies = [
- "indoc-impl",
- "proc-macro-hack",
-]
-
-[[package]]
-name = "indoc-impl"
-version = "0.3.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce046d161f000fffde5f432a0d034d0341dc152643b2598ed5bfce44c4f3a8f0"
-dependencies = [
- "proc-macro-hack",
- "proc-macro2",
- "quote",
- "syn",
- "unindent",
-]
-
 [[package]]
 name = "input_buffer"
 version = "0.4.0"
@@ -701,17 +678,6 @@ dependencies = [
  "tokio",
 ]
 
-[[package]]
-name = "lib-gst-meet-py"
-version = "0.1.0"
-dependencies = [
- "anyhow",
- "glib",
- "lib-gst-meet",
- "pyo3",
- "tokio",
-]
-
 [[package]]
 name = "libc"
 version = "0.2.99"
@@ -940,31 +906,12 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "paste"
-version = "0.1.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45ca20c77d80be666aef2b45486da86238fabe33e38306bd3118fe4af33fa880"
-dependencies = [
- "paste-impl",
- "proc-macro-hack",
-]
-
 [[package]]
 name = "paste"
 version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "acbf547ad0c65e31259204bd90935776d1c693cec2f4ff7abb7a1bbbd40dfe58"
 
-[[package]]
-name = "paste-impl"
-version = "0.1.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d95a7db200b97ef370c8e6de0088252f7e0dfff7d047a28528e47456c0fc98b6"
-dependencies = [
- "proc-macro-hack",
-]
-
 [[package]]
 name = "pem"
 version = "0.8.3"
@@ -1066,12 +1013,6 @@ dependencies = [
  "version_check",
 ]
 
-[[package]]
-name = "proc-macro-hack"
-version = "0.5.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
-
 [[package]]
 name = "proc-macro2"
 version = "1.0.28"
@@ -1081,54 +1022,6 @@ dependencies = [
  "unicode-xid",
 ]
 
-[[package]]
-name = "pyo3"
-version = "0.14.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af205762ba65eec9f27a2fa1a57a40644e8e3368784b8c8b2f2de48f6e8ddd96"
-dependencies = [
- "cfg-if",
- "indoc",
- "libc",
- "parking_lot",
- "paste 0.1.18",
- "pyo3-build-config",
- "pyo3-macros",
- "unindent",
-]
-
-[[package]]
-name = "pyo3-build-config"
-version = "0.14.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "755944027ce803c7238e59c5a18e59c1d0a4553db50b23e9ba209a568353028d"
-dependencies = [
- "once_cell",
-]
-
-[[package]]
-name = "pyo3-macros"
-version = "0.14.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd31b36bccfd902c78804bd96c28ea93eac6fa0ca311f9d21ef2230b6665b29a"
-dependencies = [
- "pyo3-macros-backend",
- "quote",
- "syn",
-]
-
-[[package]]
-name = "pyo3-macros-backend"
-version = "0.14.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c21c59ba36db9c823e931c662766b0dd01a030b1d96585b67d8857a96a56b972"
-dependencies = [
- "proc-macro2",
- "pyo3-build-config",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "quick-xml"
 version = "0.20.0"
@@ -1703,12 +1596,6 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
-[[package]]
-name = "unindent"
-version = "0.1.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f14ee04d9415b52b3aeab06258a3f07093182b88ba0f9b8d203f211a7a7d41c7"
-
 [[package]]
 name = "untrusted"
 version = "0.7.1"
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..b8f50bd
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,9 @@
+FROM docker.io/rust:1.54-alpine3.14 AS builder
+RUN apk --update --no-cache add build-base pkgconf glib-dev gstreamer-dev libnice-dev
+COPY . .
+RUN cargo build --release -p gst-meet
+
+FROM docker.io/alpine:3.14
+RUN apk --update --no-cache add glib gstreamer libnice
+COPY --from=builder target/release/gst-meet /usr/local/bin
+ENTRYPOINT ["/usr/local/bin/gst-meet"]
\ No newline at end of file
diff --git a/nice-gst-meet/src/candidate.rs b/nice-gst-meet/src/candidate.rs
index 9e88b37..3e368ad 100644
--- a/nice-gst-meet/src/candidate.rs
+++ b/nice-gst-meet/src/candidate.rs
@@ -141,7 +141,7 @@ impl Candidate {
       .as_bytes()
       .iter()
       .take(32)
-      .map(|c| *c as i8)
+      .map(|c| *c as c_char)
       .collect();
     bytes.resize(33, 0);
     self.0.foundation.copy_from_slice(&bytes);