Add git-check-all.sh, git-update-all.sh und .p10k.zsh

- bin/git-check-all.sh: Status aller Git-Repos prüfen (alias gitcheck)
- bin/git-update-all.sh: Alle Git-Repos pullen (alias gitupdate)
- .p10k.zsh: Powerlevel10k-Konfiguration für einheitliches Terminal-Setup

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

bin/git-update-all.sh

@@ -0,0 +1,106 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+BASE_DIR="$HOME/git-projekte"
+
+# --- Farben ------------------------------------------------------------
+if [ -t 1 ]; then
+  C_RED=$'\033[31m'
+  C_GREEN=$'\033[32m'
+  C_YELLOW=$'\033[33m'
+  C_BOLD=$'\033[1m'
+  C_RESET=$'\033[0m'
+else
+  C_RED=""; C_GREEN=""; C_YELLOW=""; C_BOLD=""; C_RESET=""
+fi
+
+# --- Argumente ----------------------------------------------------------
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+    -p|--path) BASE_DIR="$2"; shift 2 ;;
+    -h|--help)
+      cat <<EOF
+Usage: ${0##*/} [OPTIONEN]
+
+Synchronisiert alle Git-Repositories (git pull).
+Repos mit lokalen Aenderungen werden uebersprungen.
+
+Optionen:
+  -p, --path DIR  anderes Basisverzeichnis statt ~/git-projekte
+  -h, --help      diese Hilfe anzeigen
+EOF
+      exit 0
+      ;;
+    *) echo "Unbekannte Option: $1" >&2; exit 2 ;;
+  esac
+done
+
+if [ ! -d "$BASE_DIR" ]; then
+  echo "Verzeichnis $BASE_DIR existiert nicht."
+  exit 0
+fi
+
+echo "${C_BOLD}Git-Repositories aktualisieren: $BASE_DIR${C_RESET}"
+echo
+
+# --- Repos finden und sortieren -----------------------------------------
+gitdirs=()
+while IFS= read -r gitdir; do
+  gitdirs+=( "$gitdir" )
+done < <(find "$BASE_DIR" -type d -name ".git" -print 2>/dev/null)
+
+if [ ${#gitdirs[@]} -eq 0 ]; then
+  echo "Keine Git-Repositories gefunden."
+  exit 0
+fi
+
+IFS=$'\n' sorted_gitdirs=( $(printf '%s\n' "${gitdirs[@]}" | sort) )
+unset IFS
+
+# --- Pull ---------------------------------------------------------------
+total=0
+updated=0
+skipped=0
+failed=0
+
+for gitdir in "${sorted_gitdirs[@]}"; do
+  repo_dir="${gitdir%/.git}"
+  repo_name="${repo_dir#$BASE_DIR/}"
+  ((total++))
+
+  cd "$repo_dir" || continue
+
+  # Lokale Aenderungen? -> ueberspringen
+  if [[ -n "$(git status --porcelain 2>/dev/null)" ]]; then
+    printf "${C_YELLOW}SKIP${C_RESET}  %s (lokale Aenderungen)\n" "$repo_name"
+    ((skipped++))
+    continue
+  fi
+
+  # Kein Remote? -> ueberspringen
+  if ! git remote | grep -q .; then
+    printf "${C_YELLOW}SKIP${C_RESET}  %s (kein Remote)\n" "$repo_name"
+    ((skipped++))
+    continue
+  fi
+
+  # Pull
+  if output=$(git pull --ff-only 2>&1); then
+    if echo "$output" | grep -q "Already up to date"; then
+      printf "${C_GREEN}OK${C_RESET}    %s (aktuell)\n" "$repo_name"
+    else
+      printf "${C_GREEN}PULL${C_RESET}  %s (aktualisiert)\n" "$repo_name"
+      ((updated++))
+    fi
+  else
+    printf "${C_RED}FAIL${C_RESET}  %s\n" "$repo_name"
+    ((failed++))
+  fi
+done
+
+# --- Zusammenfassung ----------------------------------------------------
+echo
+echo "${C_BOLD}Gesamt:${C_RESET}       $total Repositories"
+echo "${C_GREEN}Aktualisiert:${C_RESET} $updated"
+echo "${C_YELLOW}Uebersprungen:${C_RESET} $skipped"
+echo "${C_RED}Fehlgeschlagen:${C_RESET} $failed"