Add ouch app

Author: SmartFinn

apps/ouch@x86_64

@@ -0,0 +1,65 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+app_info() {
+    utils:info "Painless compression and decompression in the terminal"
+}
+
+app_install() {
+    local version="${1:-$(app_version)}"
+    local package="${APP_NAME}-${APP_ARCH}-unknown-linux-musl"
+
+    utils:get_file \
+        "https://github.com/ouch-org/ouch/releases/download/$version/$package".tar.gz \
+        "$SDD_TEMP_DIR/$package".tar.gz
+    utils:extract "$SDD_TEMP_DIR/$package".tar.gz
+
+    cd "$SDD_TEMP_DIR/$package" || exit 1
+
+    app_remove
+
+    # Install binary
+    install -vD -m755 "$APP_NAME" "$SDD_BIN_DIR/$APP_NAME" >&2
+
+    # Install extras
+	install -vD -m644 "completions/$APP_NAME.bash" \
+		"$SDD_BASH_COMPLETION_DIR/$APP_NAME" >&2
+
+	install -vD -m644 "completions/_$APP_NAME" \
+		"$SDD_ZSH_COMPLETION_DIR/_$APP_NAME" >&2
+
+	# Install man page
+	install -vD -m644 "man/$APP_NAME.1" \
+		"$SDD_MAN_DIR/man1/$APP_NAME.1" >&2
+
+	install -vD -m644 "man/${APP_NAME}-decompress.1" \
+		"$SDD_MAN_DIR/man1/${APP_NAME}-decompress.1" >&2
+
+	install -vD -m644 "man/${APP_NAME}-compress.1" \
+		"$SDD_MAN_DIR/man1/${APP_NAME}-compress.1" >&2
+
+	install -vD -m644 "man/${APP_NAME}-list.1" \
+		"$SDD_MAN_DIR/man1/${APP_NAME}-list.1" >&2
+}
+
+app_remove() {
+    rm -vf "$SDD_BIN_DIR/$APP_NAME" >&2
+    rm -vf "$SDD_BASH_COMPLETION_DIR/$APP_NAME" >&2
+    rm -vf "$SDD_MAN_DIR/man1/$APP_NAME.1" >&2
+    rm -vf "$SDD_MAN_DIR/man1/${APP_NAME}-decompress.1" >&2
+    rm -vf "$SDD_MAN_DIR/man1/${APP_NAME}-compress.1" >&2
+    rm -vf "$SDD_MAN_DIR/man1/${APP_NAME}-list.1" >&2
+    rm -vf "$SDD_ZSH_COMPLETION_DIR/_$APP_NAME" >&2
+}
+
+app_version() {
+    utils:github_latest_release 'ouch-org/ouch'
+}
+
+SCRIPT_DIR="$(readlink -f "$(dirname "${BASH_SOURCE[0]}")")"
+
+# shellcheck source=./_utils.sh
+source "$SCRIPT_DIR/_utils.sh"
+
+utils:parser "$@"