fix: explicitly setup `node` and run `yarn install` before running sp… #1079

Job	Run time
test	15s
test_generated_apps (defaults, ackama_rails_template.config.yml, --skip-javascript)	4m 59s
test_generated_apps (all, ci/configs/all.yml, --skip-javascript)	7m 59s
test_generated_apps (all-typescript, ci/configs/all-typescript.yml, --skip-javascript)	7m 0s
test_generated_apps (basic, ci/configs/basic.yml, --skip-javascript)	4m 34s
test_generated_apps (basic-typescript, ci/configs/basic-typescript.yml, --skip-javascript)	5m 46s
test_generated_apps (github_actions, ci/configs/github_actions.yml, --skip-javascript)	4m 50s
test_generated_apps (react, ci/configs/react.yml, --skip-javascript)	4m 40s
test_generated_apps (react-typescript, ci/configs/react-typescript.yml, --skip-javascript)	6m 26s
test_generated_apps (sidekiq, ci/configs/sidekiq.yml, --skip-javascript)	4m 48s
test_generated_apps (devise, ci/configs/devise.yml, --skip-javascript)	4m 35s
test_generated_apps (basic_with_skips, ci/configs/basic.yml, --skip-spring --skip-javascript)	3m 46s
test_generated_apps (bootstrap, ci/configs/bootstrap.yml, --skip-javascript)	4m 46s
test_generated_apps (bootstrap-typescript, ci/configs/bootstrap-typescript.yml, --skip-javascript)	4m 31s
test_generated_apps (capistrano, ci/configs/deploy_with_capistrano.yml, --skip-javascript)	4m 20s
test_generated_apps (ackama_ec2_capistrano, ci/configs/deploy_with_ackama_ec2_capistrano.yml, --s...	5m 9s
	1h 18m 24s

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