Add dotclaude configuration files

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

hooks/session-start.sh

@@ -0,0 +1,51 @@
+#!/bin/bash
+# Injects dynamic project context at session start.
+# Used as a SessionStart hook.
+
+CONTEXT=""
+
+# Current branch (or detached HEAD)
+BRANCH=$(git branch --show-current 2>/dev/null)
+if [ -n "$BRANCH" ]; then
+  CONTEXT="Branch: $BRANCH"
+elif git rev-parse --git-dir >/dev/null 2>&1; then
+  SHORT_SHA=$(git rev-parse --short HEAD 2>/dev/null)
+  CONTEXT="HEAD: detached at $SHORT_SHA"
+fi
+
+# Last commit
+LAST_COMMIT=$(git log --oneline -1 2>/dev/null)
+if [ -n "$LAST_COMMIT" ]; then
+  CONTEXT="$CONTEXT | Last commit: $LAST_COMMIT"
+fi
+
+# Uncommitted changes count
+CHANGES=$(git status --porcelain 2>/dev/null | wc -l | tr -d ' ')
+if [ "$CHANGES" -gt 0 ] 2>/dev/null; then
+  CONTEXT="$CONTEXT | Uncommitted changes: $CHANGES files"
+fi
+
+# Staged changes indicator
+if ! git diff --cached --quiet 2>/dev/null; then
+  CONTEXT="$CONTEXT | Staged: yes"
+fi
+
+# Stash count
+STASH_COUNT=$(git stash list 2>/dev/null | wc -l | tr -d ' ')
+if [ "$STASH_COUNT" -gt 0 ] 2>/dev/null; then
+  CONTEXT="$CONTEXT | Stashes: $STASH_COUNT"
+fi
+
+# Active PR on current branch (if gh CLI is available)
+if command -v gh >/dev/null 2>&1; then
+  PR_INFO=$(gh pr view --json number,title,state --jq '"PR #\(.number): \(.title) (\(.state))"' 2>/dev/null)
+  if [ -n "$PR_INFO" ]; then
+    CONTEXT="$CONTEXT | $PR_INFO"
+  fi
+fi
+
+if [ -n "$CONTEXT" ]; then
+  echo "$CONTEXT"
+fi
+
+exit 0