Binaries now fetch during Dockerfile build instead of startup script, and land in usr bin instead of repo directory

Author: charlesHetterich

.devcontainer/smart-contracts/Dockerfile

@@ -36,11 +36,17 @@ RUN apt-get update && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
+# Fetch `substrate-node` and `eth-rpc` binaries TODO! grab from latest stable release (need to wait on this until next release actually runs)
+RUN wget -q -O /usr/local/bin/substrate-node \
+      http://releases.parity.io/substrate-node/polkadot-stable2555-rc5/x86_64-unknown-linux-gnu/substrate-node && \
+    wget -q -O /usr/local/bin/eth-rpc \
+      http://releases.parity.io/eth-rpc/polkadot-stable2555-rc5/x86_64-unknown-linux-gnu/eth-rpc && \
+    chmod +x /usr/local/bin/substrate-node /usr/local/bin/eth-rpc
+
 USER vscode
 ARG USER_HOME=/home/vscode
 WORKDIR $USER_HOME
 
-
 # Install Foundry and Polkadot tools
 RUN curl -L https://raw.githubusercontent.com/paritytech/foundry-polkadot/refs/heads/master/foundryup/install | bash && \
     $USER_HOME/.foundry/bin/foundryup-polkadot

.devcontainer/smart-contracts/init-hardhat/hardhat.config.ts

@@ -19,12 +19,12 @@ const config: HardhatUserConfig = {
         hardhat: {
             polkavm: true,
             nodeConfig: {
-                nodeBinaryPath: "binaries/substrate-node",
+                nodeBinaryPath: "substrate-node",
                 rpcPort: 8000,
                 dev: true,
             },
             adapterConfig: {
-                adapterBinaryPath: "binaries/eth-rpc",
+                adapterBinaryPath: "eth-rpc",
                 dev: true,
             },
         },

.devcontainer/smart-contracts/init-hardhat/package-lock.json

@@ -2,8 +2,6 @@
 if ! compgen -G "$PROJECT_DIR/hardhat.config.*" > /dev/null; then
     echo -e "${YELLOW}📦 Initializing new Polkadot Hardhat project...${STYLE_END}"
     echo -e "${GREEN}✓ Copying project template files...${STYLE_END}"
-
-    # Copy all template files
 
     # Fetch template project
     REPO="https://github.com/paritytech/DevEx-DevRel.git"

.devcontainer/smart-contracts/scripts/devtool-scripts/init-hardhat.sh

@@ -63,43 +63,8 @@ if [ "$EMULATION_MODE" = "true" ]; then
     echo -e "${YELLOW}⚠️  Performance Warning: Running x86_64 binaries under emulation may be slower${STYLE_END}"
     echo -e "${YELLOW}   Consider using native ARM64 binaries for better performance${STYLE_END}"
 fi
-
 echo ""
 
-# Download Linux AMD64 binaries
-echo -e "${BLUE}🔧 Setting up binaries...${STYLE_END}"
-
-# Create binaries directory if it doesn't exist
-mkdir -p $PROJECT_DIR/binaries
-
-# Download binaries for Linux AMD64
-cd $PROJECT_DIR/binaries
-
-echo -e "${GREEN}Downloading Linux AMD64 binaries...${STYLE_END}"
-wget -q -O substrate-node "http://releases.parity.io/substrate-node/polkadot-stable2555-rc5/x86_64-unknown-linux-gnu/substrate-node" || {
-    echo -e "${YELLOW}Failed to download substrate-node, using dummy binary${STYLE_END}"
-    echo "#!/bin/bash" > substrate-node
-    echo "echo 'substrate-node dummy binary - download failed'" >> substrate-node
-}
-
-wget -q -O eth-rpc "http://releases.parity.io/eth-rpc/polkadot-stable2555-rc5/x86_64-unknown-linux-gnu/eth-rpc" || {
-    echo -e "${YELLOW}Failed to download eth-rpc, using dummy binary${STYLE_END}"
-    echo "#!/bin/bash" > eth-rpc
-    echo "echo 'eth-rpc dummy binary - download failed'" >> eth-rpc
-}
-
-# Check binary architecture if file command is available
-if command -v file >/dev/null 2>&1; then
-    echo -e "${BLUE}ℹ️  Downloaded binary information:${STYLE_END}"
-    file substrate-node 2>/dev/null | grep -q "ELF" && file substrate-node || echo "   substrate-node: not a valid binary"
-    file eth-rpc 2>/dev/null | grep -q "ELF" && file eth-rpc || echo "   eth-rpc: not a valid binary"
-fi
-
-# Make binaries executable
-chmod +x substrate-node eth-rpc
-
-echo -e "${GREEN}✓ Binaries setup complete${STYLE_END}"
-
 # Additional debugging for emulation mode
 if [ "$EMULATION_MODE" = "true" ]; then
     echo -e "${YELLOW}⚠️  Note: x86_64 binaries will be executed under emulation${STYLE_END}"