Move shell scripts into sh/ subfolder

sh/check.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+script_path=$( cd "$(dirname "${BASH_SOURCE[0]}")" ; pwd -P )
+cd "$script_path/.."
+set -eux
+
+# Checks all tests, lints etc.
+# Basically does what the CI does.
+
+cargo check --workspace --all-targets
+cargo test --workspace --doc
+cargo check --workspace --all-targets --all-features
+cargo check -p egui_demo_app --lib --target wasm32-unknown-unknown
+cargo check -p egui_demo_app --lib --target wasm32-unknown-unknown --all-features
+CARGO_INCREMENTAL=0 cargo clippy --workspace --all-targets --all-features --  -D warnings -W clippy::all
+cargo test --workspace --all-targets --all-features
+cargo fmt --all -- --check
+
+cargo doc -p emath -p epaint -p egui -p eframe -p epi -p egui_web -p egui_glium --lib --no-deps --all-features
+cargo doc -p egui_web --target wasm32-unknown-unknown --lib --no-deps --all-features
+
+# ------------------------------------------------------------
+#
+
+# For finding bloat:
+# cargo bloat --release --bin demo_glium -n 200 | rg egui
+
+# what compiles slowly?
+# cargo clean; cargo +nightly build -p egui -Z timings
+
+# what compiles slowly?
+# cargo llvm-lines --lib -p egui | head -20