Remove librubyfmt caching from CI to fix ubuntu build (#479)

* Maybe caching is just busted

* Just rip out the old caching mechanism

Author: reese

.github/workflows/ci.yml

@@ -87,11 +87,6 @@ jobs:
           ~/.cargo/registry
           ~/.cargo/git
         key: ${{ runner.os }}-${{ matrix.target }}-cargo-2-${{ hashFiles('**/Cargo.lock') }}
-    - uses: actions/cache@v4
-      with:
-        path: |
-          librubyfmt/ruby_checkout
-        key: ${{ runner.os }}-${{ matrix.target }}-ruby-v1-${{ hashFiles('.git/modules/librubyfmt/ruby_checkout/HEAD') }}
     - if: runner.os == 'macOS'
       run: |
         brew install automake bison

.github/workflows/preview-release.yaml

@@ -14,7 +14,6 @@ env:
   GEM_HOME: /tmp/.bundle
   GEM_PATH: /tmp/.bundle
   TERM: xterm256
-  FORCE_FULL_RUBY_BUILD: 1
 
 jobs:
   bump-tag:
@@ -64,11 +63,6 @@ jobs:
           override: true
           profile: minimal
           target: aarch64-unknown-linux-gnu
-      - uses: actions/cache@v4
-        with:
-          path: |
-            librubyfmt/ruby_checkout
-          key: ${{ runner.os }}-${{matrix.target}}-ruby-v1-${{ hashFiles('.git/modules/librubyfmt/ruby_checkout/HEAD') }}
       - if: runner.os == 'macOS'
         run: |
           brew install automake bison

.github/workflows/release.yaml

@@ -43,11 +43,6 @@ jobs:
           override: true
           profile: minimal
           target: aarch64-unknown-linux-gnu
-      - uses: actions/cache@v4
-        with:
-          path: |
-            librubyfmt/ruby_checkout
-          key: ${{ runner.os }}-${{matrix.target}}-ruby-v1-${{ hashFiles('.git/modules/librubyfmt/ruby_checkout/HEAD') }}
       - if: runner.os == 'macOS'
         run: |
           brew install automake bison

librubyfmt/build.rs

@@ -47,8 +47,7 @@ fn main() -> Output {
 
     // Only rerun this build if the ruby_checkout has changed
     match old_checkout_sha {
-        Some(old_sha)
-            if old_sha == new_checkout_sha && env::var("FORCE_FULL_RUBY_BUILD").is_err() => {}
+        Some(old_sha) if old_sha == new_checkout_sha => {}
         _ => {
             make_configure(&ruby_checkout_path)?;
             run_configure(&ruby_checkout_path)?;