diff --git a/Cargo.lock b/Cargo.lock
index 1f3728e..4374ff9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -227,6 +227,18 @@ version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"
 
+[[package]]
+name = "async-compression"
+version = "0.4.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0f9ee0f6e02ffd7ad5816e9464499fba7b3effd01123b515c41d1697c43dad1"
+dependencies = [
+ "compression-codecs",
+ "compression-core",
+ "pin-project-lite",
+ "tokio",
+]
+
 [[package]]
 name = "atomic-waker"
 version = "1.1.2"
@@ -383,6 +395,23 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "compression-codecs"
+version = "0.4.37"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eb7b51a7d9c967fc26773061ba86150f19c50c0d65c887cb1fbe295fd16619b7"
+dependencies = [
+ "compression-core",
+ "flate2",
+ "memchr",
+]
+
+[[package]]
+name = "compression-core"
+version = "0.4.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75984efb6ed102a0d42db99afb6c1948f0380d1d91808d5529916e6c08b49d8d"
+
 [[package]]
 name = "convert_case"
 version = "0.10.0"
@@ -1225,9 +1254,9 @@ checksum = "cf97ec579c3c42f953ef76dbf8d55ac91fb219dde70e49aa4a6b7d74e9919050"
 
 [[package]]
 name = "once_cell"
-version = "1.21.3"
+version = "1.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
+checksum = "9f7c3e4beb33f85d45ae3e3a1792185706c8e16d043238c593331cc7cd313b50"
 
 [[package]]
 name = "openssl-probe"
@@ -1658,9 +1687,9 @@ dependencies = [
 
 [[package]]
 name = "schannel"
-version = "0.1.28"
+version = "0.1.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "891d81b926048e76efe18581bf793546b4c0eaf8448d72be8de2bbee5fd166e1"
+checksum = "91c1b7e4904c873ef0710c1f407dde2e6287de2bebc1bbbf7d430bb7cbffd939"
 dependencies = [
  "windows-sys 0.61.2",
 ]
@@ -2099,13 +2128,18 @@ version = "0.6.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4e6559d53cc268e5031cd8429d05415bc4cb4aefc4aa5d6cc35fbf5b924a1f8"
 dependencies = [
+ "async-compression",
  "bitflags",
  "bytes",
+ "futures-core",
  "futures-util",
  "http 1.4.0",
  "http-body",
+ "http-body-util",
  "iri-string",
  "pin-project-lite",
+ "tokio",
+ "tokio-util",
  "tower",
  "tower-layer",
  "tower-service",
diff --git a/Cargo.toml b/Cargo.toml
index 239f38e..0c49ae9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,27 +4,27 @@ version = "0.9.0"
 edition = "2024"
 
 [dependencies]
-actix-web = "4"
-futures = "0.3"
-futures-util = "0.3"
-hex = "0.4.3"
-log = "0.4"
-pretty_env_logger = "0.5"
-qstring = "0.7.2"
-reqwest = { version = "0.13", default-features = false, features = ["json", "rustls"] }
-secp256k1 = { version = "0.31.1", features = ["global-context"] }
-serde = { version = "1.0", features = ["derive"] }
-serde_json = "1.0.140"
-sha2 = "0.10.9"
-tokio = { version = "1.48.0", features = ["rt", "macros", "rt-multi-thread"] }
-url = "2"
-tokio-socks = "0.5"
-tokio-tungstenite = { version = "0.28", features = ["rustls-tls-native-roots"] }
-urlencoding = "2.1"
-uuid = { version = "1", features = ["v4"] }
+actix-web = "=4.13.0"
+futures = "=0.3.32"
+futures-util = "=0.3.32"
+hex = "=0.4.3"
+log = "=0.4.29"
+pretty_env_logger = "=0.5"
+qstring = "=0.7.2"
+reqwest = { version = "=0.13.2", default-features = false, features = ["json", "rustls", "gzip"] }
+secp256k1 = { version = "=0.31.1", features = ["global-context"] }
+serde = { version = "=1.0.228", features = ["derive"] }
+serde_json = "=1.0.149"
+sha2 = "=0.10.9"
+tokio = { version = "=1.50.0", features = ["rt", "macros", "rt-multi-thread"] }
+url = "=2.5.8"
+tokio-socks = "=0.5.2"
+tokio-tungstenite = { version = "=0.28.0", features = ["rustls-tls-native-roots"] }
+urlencoding = "=2.1.3"
+uuid = { version = "=1.22.0", features = ["v4"] }
 
 [profile.release]
 opt-level = "z"
 lto = true
 codegen-units = 1
-strip = true
+strip = true
\ No newline at end of file
diff --git a/docker/.dockerignore b/docker/.dockerignore
index 82dbe97..5558b84 100644
--- a/docker/.dockerignore
+++ b/docker/.dockerignore
@@ -1,10 +1,35 @@
+# Build artifacts
 target/
-.git/*
-.github/*
-docs/*
-Dockerfile
-compose.yml
+
+# Git & CI
+.git/
+.github/
+.gitignore
+.devcontainer/
+
+# Documentation
+docs/
+website/
 README.md
-README-fr.md
-.dockerignore
-exctractor.js
\ No newline at end of file
+README-en.md
+DISCLAIMER.md
+DISCLAIMER-fr.md
+SECURITY.md
+LICENCE
+
+# Docker files (not needed inside the build context)
+docker/
+
+# Nix
+flake.nix
+flake.lock
+
+# Scripts & config examples
+scripts/
+Cross.toml
+ygege.yml
+ygege-en.yml
+exctractor.js
+
+# Tests
+tests/
\ No newline at end of file
diff --git a/docker/Dockerfile b/docker/Dockerfile
index d7eefea..8edf35a 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -34,7 +34,15 @@ RUN if [ "${SKIP_UPX}" = "0" ]; then \
 
 WORKDIR /usr/src/app
 
-# Copy project files
+# Cache Cargo dependencies separately from source code.
+# This layer is only rebuilt when Cargo.toml or Cargo.lock change.
+COPY Cargo.toml Cargo.lock ./
+RUN mkdir src && echo "fn main() {}" > src/main.rs \
+    && BUILD_COMMIT=cache BUILD_DATE=cache BUILD_BRANCH=cache \
+       cargo build --release \
+    && rm -rf src
+
+# Copy project files and build
 COPY . .
 
 # Build the project
@@ -56,10 +64,10 @@ ARG BUILD_DATE=unknown
 ARG BUILD_BRANCH=unknown
 
 # Install runtime dependencies
-RUN apt-get update && apt-get install -y \
-    adduser \
+RUN apt-get update && apt-get install -y --no-install-recommends \
     ca-certificates \
     curl \
+    passwd \
     && apt-get clean autoclean --yes \
     && apt-get autoremove --yes \
     && rm -rf /var/cache/apt/archives* /var/lib/apt/lists/*
@@ -69,18 +77,14 @@ WORKDIR /app
 # Copy the built binary from the build stage
 COPY --from=builder /usr/src/app/target/release/ygege /app/ygege
 
-RUN chmod +x /app/ygege
-
-# Create necessary directories
-RUN mkdir -p /app/sessions
-
 # Create non-root user with specific UID/GID for better compatibility
 # Using UID/GID 10001 to avoid conflicts with host systems
 # --no-log-init: Prevents large UID values from causing issues
-# --system: Creates a system user without password
-# --shell /sbin/nologin: Prevents login shell access for security
-RUN addgroup --gid 10001 --system ygege \
-    && adduser --uid 10001 --system --ingroup ygege --home /home/ygege --shell /sbin/nologin ygege \
+RUN chmod +x /app/ygege \
+    && mkdir -p /app/sessions \
+    && groupadd --gid 10001 --system ygege \
+    && useradd --uid 10001 --system --gid ygege --home-dir /home/ygege --shell /sbin/nologin --no-log-init ygege \
+    && mkdir -p /home/ygege \
     && chown -R ygege:ygege /app /home/ygege
 
 VOLUME ["/app/sessions"]