parachain-template: add release and production profiles explicitly (#8378)

Addressing
paritytech/polkadot-sdk-parachain-template#35

Adding the production build profile for 15-30% speedup when people build
with --profile production, see
polkadot-developers/polkadot-docs#534 and
polkadot-developers/polkadot-docs#575.

---------

Co-authored-by: cmd[bot] <41898282+github-actions[bot]@users.noreply.github.com>
(cherry picked from commit ce69f0d)

Author: nkpar

templates/parachain/Cargo.toml

@@ -14,3 +14,12 @@ docify = { workspace = true }
 
 [features]
 generate-readme = []
+
+[profile.release]
+opt-level = 3
+panic = "unwind"
+
+[profile.production]
+codegen-units = 1
+inherits = "release"
+lto = true

templates/parachain/Dockerfile

@@ -4,11 +4,11 @@ WORKDIR /polkadot
 COPY . /polkadot
 
 RUN cargo fetch
-RUN cargo build --workspace --locked --release
+RUN cargo build --workspace --locked --profile production
 
 FROM docker.io/parity/base-bin:latest
 
-COPY --from=builder /polkadot/target/release/parachain-template-node /usr/local/bin
+COPY --from=builder /polkadot/target/production/parachain-template-node /usr/local/bin
 
 USER root
 RUN useradd -m -u 1001 -U -s /bin/sh -d /polkadot polkadot && \

templates/parachain/README.docify.md

@@ -92,7 +92,7 @@ Please see the installation section at [`crates.io/omni-node`](https://crates.io
 #### Build `parachain-template-runtime`
 
 ```sh
-cargo build --release
+cargo build --profile production
 ```
 
 #### Install `staging-chain-spec-builder`

templates/parachain/README.md

@@ -94,7 +94,7 @@ Please see the installation section at [`crates.io/omni-node`](https://crates.io
 #### Build `parachain-template-runtime`
 
 ```sh
-cargo build --release
+cargo build --profile production
 ```
 
 #### Install `staging-chain-spec-builder`