From f77f30e3a2fe96a1d60ac32ac2bf8118f303ce8c Mon Sep 17 00:00:00 2001
From: Yuki Sawa <yukisawa@gmail.com>
Date: Fri, 10 Nov 2023 13:34:25 -0800
Subject: [PATCH] try new build flags for faster compile

---
 .github/workflows/release.yaml | 13 +++++++++----
 Cargo.toml                     | 10 ++++++++++
 README.md                      |  6 ++++++
 3 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 6abcf73..ea31e32 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -20,7 +20,7 @@ jobs:
       - name: Create release
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: gh release create ${{ github.ref_name }} --generate-notes --title "Version ${{ github.ref_name }}"
+        run: gh release create ${{ github.ref_name }} --generate-notes --title "${{ github.ref_name }}"
 
   upload-release:
     name: Build and Release
@@ -34,22 +34,27 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Install Rust Toolchain
-        uses: dtolnay/rust-toolchain@stable
+        uses: dtolnay/rust-toolchain@nightly
 
-      - name: Print Runner OS
-        run: echo "Runner OS is ${{ runner.os }}"
+      - name: Install sccache
+        run: |
+          echo "Runner OS is ${{ runner.os }}"
+          cargo install sccache
 
       - name: Cache target dir
         uses: actions/cache@v3
         with:
           path: |
             target
+            ~/.cache/sccache
           key: ${{ runner.os }}-cargo-${{ hashFiles('Cargo.lock') }}
           restore-keys: |
             ${{ runner.os }}-cargo-${{ hashFiles('Cargo.lock') }}
             ${{ runner.os }}-cargo-
 
       - name: Build Release
+        env:
+          RUSTC_WRAPPER: sccache # Setting sccache as Rust compiler wrapper
         run: cargo build --release
 
       - name: Archive Release Binary (Windows)
diff --git a/Cargo.toml b/Cargo.toml
index 9e241dc..a8cfada 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,3 +7,13 @@ edition = "2021"
 askama = "0.12.1"
 clap = { version = "4.4.6", features = ["derive"] }
 regex = "1.10.2"
+
+[profile.dev]
+opt-level = 1
+
+[profile.release]
+opt-level = 1
+
+[build]
+rustflags = ["-Z", "threads=4"]
+rustc-wrapper = "sccache" # Use sccache for caching compilation
diff --git a/README.md b/README.md
index 7e4f7d1..e569f9f 100644
--- a/README.md
+++ b/README.md
@@ -51,6 +51,12 @@ Example:
 cpa create --name myproject --preset python3.10
 ```
 
+Update current working directory with CPA preset.
+
+```bash
+cpa update --preset python3.10
+```
+
 # Goals
 
 - **Speed up Project Creation**: Reduce the time spent on repetitive setup tasks