Add bootstrap v2, preflight readiness and migration tooling

scripts/migrate-jobs-db.sh

@@ -0,0 +1,81 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+DB_FILE="/opt/appfactory/data/appfactory/appfactory.db"
+
+if [ ! -f "$DB_FILE" ]; then
+  echo "Missing database: $DB_FILE"
+  exit 1
+fi
+
+python3 - "$DB_FILE" <<'PY'
+import sqlite3
+import sys
+
+db_file = sys.argv[1]
+con = sqlite3.connect(db_file)
+
+con.execute("""
+CREATE TABLE IF NOT EXISTS jobs (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    type TEXT NOT NULL,
+    target_type TEXT NOT NULL,
+    target_id TEXT NOT NULL,
+    payload_json TEXT,
+    status TEXT NOT NULL DEFAULT 'queued',
+    created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    started_at TEXT,
+    finished_at TEXT,
+    created_by_user_id INTEGER,
+    created_by_username TEXT,
+    created_by_display_name TEXT,
+    source TEXT NOT NULL DEFAULT 'system',
+    worker_id TEXT,
+    result_json TEXT,
+    error_text TEXT
+)
+""")
+
+con.execute("""
+CREATE TABLE IF NOT EXISTS job_logs (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    job_id INTEGER NOT NULL,
+    stream TEXT NOT NULL DEFAULT 'system',
+    message TEXT NOT NULL,
+    created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP
+)
+""")
+
+con.execute("""
+CREATE INDEX IF NOT EXISTS idx_jobs_status
+ON jobs(status)
+""")
+
+con.execute("""
+CREATE INDEX IF NOT EXISTS idx_jobs_target
+ON jobs(target_type, target_id)
+""")
+
+con.execute("""
+CREATE INDEX IF NOT EXISTS idx_jobs_created_at
+ON jobs(created_at)
+""")
+
+con.execute("""
+CREATE INDEX IF NOT EXISTS idx_job_logs_job_id
+ON job_logs(job_id)
+""")
+
+columns = [row[1] for row in con.execute("PRAGMA table_info(deployments)").fetchall()]
+if "job_id" not in columns:
+    con.execute("ALTER TABLE deployments ADD COLUMN job_id INTEGER")
+
+con.commit()
+
+print("Jobs migration completed.")
+print("")
+for row in con.execute("SELECT name FROM sqlite_master WHERE type='table' ORDER BY name"):
+    print(f"- {row[0]}")
+
+con.close()
+PY