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/SESSION_HISTORY_EXTRACTION.md

@@ -0,0 +1,41 @@
+# Session History Extraction
+
+## Quick Commands
+
+**Find latest session:**
+```bash
+ls -lht ~/.claude/projects/-home-odouhou-locale-projects-ai-stack-deployer/ | head -5
+```
+
+**Extract last 5 messages:**
+```bash
+tail -100 ~/.claude/projects/-home-odouhou-locale-projects-ai-stack-deployer/SESSION_ID.jsonl | \
+  jq -r 'select(.message.role == "assistant") | .message.content[] | select(.type == "text") | .text' 2>/dev/null | \
+  tail -5
+```
+
+**Search for keywords:**
+```bash
+grep -i "keyword" SESSION_FILE.jsonl | tail -10
+```
+
+## One-liner
+
+```bash
+# Get last 5 messages from most recent session
+ls -t ~/.claude/projects/-home-odouhou-locale-projects-ai-stack-deployer/*.jsonl | head -1 | \
+  xargs tail -100 | \
+  jq -r 'select(.message.role == "assistant") | .message.content[] | select(.type == "text") | .text' 2>/dev/null | \
+  tail -5
+```
+
+## Session Structure
+
+```json
+{
+  "message": {
+    "role": "assistant",
+    "content": [{"type": "text", "text": "message here"}]
+  }
+}
+```