just: Extract inline bash scripts out to files

Enables `shellcheck` checking.

scripts/just/check-hooks.sh

@@ -0,0 +1,36 @@
+#! /usr/bin/env bash
+set -e
+
+HOOK_SCRIPT=$1
+HOOKS=$2
+
+TEMPLATE="$HOOK_SCRIPT"
+OUTDATED=()
+MISSING=0
+TOTAL=0
+
+for hook in $HOOKS; do
+    TOTAL=$((TOTAL + 1))
+    if [ ! -f ".git/hooks/$hook" ]; then
+        MISSING=$((MISSING + 1))
+        OUTDATED+=("$hook")
+    elif ! cmp -s "$TEMPLATE" ".git/hooks/$hook"; then
+        OUTDATED+=("$hook")
+    fi
+done
+
+if [ "$MISSING" -eq "$TOTAL" ] && [ "$TOTAL" -gt 0 ]; then
+    echo ""
+    echo "${HINT}No git hooks are installed. Run 'just install-hooks' to install them.${NORMAL}"
+    echo ""
+elif [ ${#OUTDATED[@]} -gt 0 ]; then
+    echo ""
+    echo "${WARN}WARNING: The following git hooks are missing or out of date:${NORMAL}"
+    echo ""
+    for hook in "${OUTDATED[@]}"; do
+        echo -e "\t$hook"
+    done
+    echo ""
+    echo "${HINT}Check them with 'diff $HOOK_SCRIPT .git/hooks/<hook name>' then run 'just install-hooks'${NORMAL}"
+    echo ""
+fi

scripts/just/check-keywords.sh

@@ -0,0 +1,24 @@
+#! /usr/bin/env bash
+set -e
+echo "${CHECK}Checking for forbidden words in staged files...${NORMAL}"
+
+# Get staged Rust files
+STAGED_FILES=$(git diff --cached --name-only --diff-filter=ACMR | grep '\.rs$' || true)
+
+if [ -n "$STAGED_FILES" ]; then
+    if echo "$STAGED_FILES" | xargs rg --context=3 --fixed-strings 'radicle.xyz'; then
+        exit 1
+    fi
+    
+    if echo "$STAGED_FILES" | xargs rg --context=3 --fixed-strings 'radicle.zulipchat.com'; then
+        exit 1
+    fi
+
+    # For `git2::` we need to exclude raw.rs
+    FILTERED_GIT2=$(echo "$STAGED_FILES" | grep '^crates/radicle/.*\.rs$' | grep -v 'crates/radicle/src/git/raw.rs' || true)
+    if [ -n "$FILTERED_GIT2" ]; then
+        if echo "$FILTERED_GIT2" | xargs rg --context=3 --fixed-strings 'git2::'; then
+            exit 1
+        fi
+    fi
+fi

scripts/just/format-nix.sh

@@ -0,0 +1,7 @@
+#! /usr/bin/env bash
+
+if command -v alejandra >/dev/null 2>&1; then
+    alejandra --check .
+else
+    echo "⏭️ alejandra not found, skipping Nix formatting."
+fi

scripts/just/install-hooks.sh

@@ -0,0 +1,18 @@
+#! /usr/bin/env bash
+set -e
+
+HOOK_SCRIPT=$1
+HOOKS=$2
+
+read -r -p "Overwrite existing hooks '${HOOKS}'? [y/N] " confirm
+[[ "$confirm" == "y" ]] || exit 1
+
+for hook in $HOOKS; do
+    if [ -f ".git/hooks/$hook" ]; then
+      rm ".git/hooks/$hook"
+    fi
+    cp "$HOOK_SCRIPT" ".git/hooks/$hook"
+    chmod +x ".git/hooks/$hook"
+done
+echo ""
+echo "${SUCCESS}Hooks installed: ${HOOKS}${NORMAL}"

scripts/just/verify-tool.sh

@@ -0,0 +1,11 @@
+#! /usr/bin/env bash
+set -e
+TOOL=$1
+PKG_NAME=$2
+
+if ! command -v "$TOOL" >/dev/null 2>&1; then
+    PKG="${PKG_NAME:-$TOOL}"
+    echo "${ERROR}Missing required tool: ${TOOL}${NORMAL}"
+    echo "${HINT}Use your systems package manager to install '$PKG'.${NORMAL}"
+    exit 1
+fi