feat(cli): add --force flag to skip git repo root check

Adds --force flag to init command that allows initialization in
directories that aren't git repository roots. Useful for edge cases
or non-git projects.

Also adds integration test to verify the flag works correctly.

Author: CalvinAllen

.github/workflows/integration-test.yml

@@ -381,6 +381,31 @@ jobs:
           echo "✅ init correctly refuses to remove last platform"
           rm -rf "$INIT_DIR"
 
+      - name: "Test: init --force skips git repo check"
+        shell: bash
+        run: |
+          INIT_DIR=$(mktemp -d)
+          cd "$INIT_DIR"
+          # Do NOT run git init - this is intentionally not a git repo
+
+          # Without --force, should fail
+          if $GITHUB_WORKSPACE/tests/${{ matrix.binary }} init --current-platform-only 2>&1; then
+            echo "ERROR: init should fail without --force in non-git directory"
+            exit 1
+          fi
+
+          # With --force, should succeed
+          $GITHUB_WORKSPACE/tests/${{ matrix.binary }} init --current-platform-only --force
+
+          # Verify files were created
+          if [ ! -f ".rnr/config.yaml" ]; then
+            echo "ERROR: .rnr/config.yaml not created with --force"
+            exit 1
+          fi
+
+          echo "✅ init --force correctly skips git repo check"
+          rm -rf "$INIT_DIR"
+
       # ==================== Error Cases ====================
 
       - name: "Test: nonexistent task (should fail)"

src/cli.rs

@@ -51,4 +51,8 @@ pub struct InitArgs {
     /// Show currently configured platforms
     #[arg(long)]
     pub show_platforms: bool,
+
+    /// Skip git repository root check
+    #[arg(long)]
+    pub force: bool,
 }

src/commands/init.rs

@@ -38,12 +38,12 @@ pub fn run(args: &InitArgs) -> Result<()> {
         return Ok(());
     }
 
-    // Error if not at git repo root
-    if !is_git_repo_root()? {
+    // Error if not at git repo root (unless --force is used)
+    if !args.force && !is_git_repo_root()? {
         bail!(
             "This directory does not appear to be a git repository root.\n\
-             rnr must be initialized at the root of a git repository.\n\
-             Please run 'rnr init' from the directory containing your .git folder."
+             rnr is typically initialized at the root of a git repository.\n\
+             Use --force to initialize anyway, or run from the directory containing your .git folder."
         );
     }