Add a hint to install when running inside a sub-project

[j178]

For #995 (comment)

[codecov]

Codecov Report

❌ Patch coverage is 94.11765% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 89.85%. Comparing base (b957e17) to head (5699892).
⚠️ Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
src/cli/install.rs	94.11%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1045   +/-   ##
=======================================
  Coverage   89.85%   89.85%           
=======================================
  Files          72       72           
  Lines       13272    13275    +3     
=======================================
+ Hits        11925    11928    +3     
  Misses       1347     1347           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[github-actions]

📦 Cargo Bloat Comparison

Binary size change: +0.00% (16.2 MiB → 16.2 MiB)

Expand for cargo-bloat output

Head Branch Results

 File  .text     Size          Crate Name
 0.6%   1.3% 101.3KiB          prek? <prek::cli::Command as clap_builder::derive::Subcommand>::augment_subcommands
 0.6%   1.3%  97.4KiB           prek prek::builtin::pre_commit_hooks::Implemented::run::{{closure}}
 0.6%   1.2%  94.2KiB           prek prek::languages::<impl prek::config::Language>::run::{{closure}}
 0.4%   1.0%  72.7KiB           prek prek::archive::unpack::{{closure}}
 0.3%   0.6%  48.8KiB           prek prek::run::{{closure}}
 0.2%   0.5%  40.0KiB           prek prek::languages::<impl prek::config::Language>::install::{{closure}}
 0.2%   0.5%  39.1KiB          prek? <prek::cli::RunArgs as clap_builder::derive::Args>::augment_args
 0.2%   0.5%  37.3KiB regex_automata regex_automata::meta::strategy::new
 0.2%   0.4%  32.5KiB             h2 h2::proto::connection::Connection<T,P,B>::poll
 0.2%   0.4%  32.3KiB           prek prek::languages::node::installer::NodeInstaller::install::{{closure}}
 0.2%   0.4%  31.9KiB             h2 h2::proto::connection::DynConnection<B>::recv_frame
 0.2%   0.4%  31.5KiB           prek prek::workspace::Workspace::discover
 0.2%   0.4%  30.8KiB           prek prek::cli::run::run::run::{{closure}}
 0.2%   0.4%  27.6KiB           prek prek::identify::by_extension::{{closure}}
 0.2%   0.3%  25.4KiB     hyper_util hyper_util::client::legacy::client::Client<C,B>::connect_to::{{closure}}::{{closure}}::{{closure}}
 0.2%   0.3%  25.1KiB           prek prek::main
 0.1%   0.3%  24.8KiB     hyper_util hyper_util::client::legacy::client::Client<C,B>::send_request::{{closure}}
 0.1%   0.3%  24.8KiB           prek prek::hook::HookBuilder::build::{{closure}}
 0.1%   0.3%  24.2KiB           prek prek::languages::golang::installer::GoInstaller::install::{{closure}}
 0.1%   0.3%  23.9KiB          hyper hyper::proto::h1::dispatch::Dispatcher<D,Bs,I,T>::poll_loop
39.9%  87.6%   6.5MiB                And 10186 smaller methods. Use -n N to show more.
45.6% 100.0%   7.4MiB                .text section size, the file size is 16.2MiB

Base Branch Results

 File  .text     Size          Crate Name
 0.6%   1.3% 101.3KiB          prek? <prek::cli::Command as clap_builder::derive::Subcommand>::augment_subcommands
 0.6%   1.3%  97.4KiB           prek prek::builtin::pre_commit_hooks::Implemented::run::{{closure}}
 0.6%   1.2%  94.2KiB           prek prek::languages::<impl prek::config::Language>::run::{{closure}}
 0.4%   1.0%  72.7KiB           prek prek::archive::unpack::{{closure}}
 0.3%   0.6%  48.8KiB           prek prek::run::{{closure}}
 0.2%   0.5%  40.0KiB           prek prek::languages::<impl prek::config::Language>::install::{{closure}}
 0.2%   0.5%  39.1KiB          prek? <prek::cli::RunArgs as clap_builder::derive::Args>::augment_args
 0.2%   0.5%  37.3KiB regex_automata regex_automata::meta::strategy::new
 0.2%   0.4%  32.5KiB             h2 h2::proto::connection::Connection<T,P,B>::poll
 0.2%   0.4%  32.3KiB           prek prek::languages::node::installer::NodeInstaller::install::{{closure}}
 0.2%   0.4%  31.9KiB             h2 h2::proto::connection::DynConnection<B>::recv_frame
 0.2%   0.4%  31.5KiB           prek prek::workspace::Workspace::discover
 0.2%   0.4%  30.8KiB           prek prek::cli::run::run::run::{{closure}}
 0.2%   0.4%  27.6KiB           prek prek::identify::by_extension::{{closure}}
 0.2%   0.3%  25.4KiB     hyper_util hyper_util::client::legacy::client::Client<C,B>::connect_to::{{closure}}::{{closure}}::{{closure}}
 0.2%   0.3%  25.1KiB           prek prek::main
 0.1%   0.3%  24.8KiB     hyper_util hyper_util::client::legacy::client::Client<C,B>::send_request::{{closure}}
 0.1%   0.3%  24.8KiB           prek prek::hook::HookBuilder::build::{{closure}}
 0.1%   0.3%  24.2KiB           prek prek::languages::golang::installer::GoInstaller::install::{{closure}}
 0.1%   0.3%  23.9KiB          hyper hyper::proto::h1::dispatch::Dispatcher<D,Bs,I,T>::poll_loop
39.9%  87.6%   6.5MiB                And 10185 smaller methods. Use -n N to show more.
45.6% 100.0%   7.4MiB                .text section size, the file size is 16.2MiB