fix(ci): trigger workflow on main branch to enable :latest tag

Changes:
- Create Gitea workflow for ai-stack-deployer
- Trigger on main branch (default branch)
- Use oussamadouhou + REGISTRY_TOKEN for authentication
- Build from ./Dockerfile

This enables :latest tag creation via {{is_default_branch}}.

Tags created:
- git.app.flexinit.nl/oussamadouhou/ai-stack-deployer:latest
- git.app.flexinit.nl/oussamadouhou/ai-stack-deployer:<sha>

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

.claude/init-session.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+# Session init: START-HERE.md → project state → last session
+
+PROJECT_NAME="ai-stack-deployer"
+PROJECT_PATH="/home/odouhou/locale-projects/${PROJECT_NAME}"
+SESSION_DIR="${HOME}/.claude/projects/-home-odouhou-locale-projects-${PROJECT_NAME}"
+
+echo "=== 🤖 Session Init ==="
+echo ""
+
+# START-HERE.md
+[ -f "${PROJECT_PATH}/START-HERE.md" ] && cat "${PROJECT_PATH}/START-HERE.md" && echo ""
+
+# Project state
+echo "📂 $(pwd)"
+echo "🔧 $(cd "${PROJECT_PATH}" && git status 2>&1 | head -1 || echo "Not a git repo")"
+echo ""
+
+# Last session
+LATEST_SESSION=$(ls -t ${SESSION_DIR}/*.jsonl 2>/dev/null | head -1)
+if [ -f "$LATEST_SESSION" ]; then
+  echo "💬 Last 3 messages:"
+  tail -100 "$LATEST_SESSION" | \
+    jq -r 'select(.message.role == "assistant") | .message.content[] | select(.type == "text") | .text' 2>/dev/null | \
+    tail -3 | \
+    while IFS= read -r line; do
+      echo "  → ${line:0:120}$([ ${#line} -gt 120 ] && echo '...')"
+    done
+fi
+
+echo ""
+echo "=== ✅ Ready ==="