chore(cleanup): remove obsolete scripts and update paths for production deployment

- Remove dev/scripts/check-file-organization.sh (obsolete organization checker)
- Remove dev/scripts/community_onboarding.py (unused 559-line automation script)
- Update gpu_miner_host.py log path from /home/oib/windsurf/aitbc to /opt/aitbc
- Add service status and standardization badges to README.md

dev/scripts/blockchain/fix_gossip2.patch

@@ -0,0 +1,11 @@
+--- a/apps/blockchain-node/src/aitbc_chain/consensus/poa.py
++++ b/apps/blockchain-node/src/aitbc_chain/consensus/poa.py
+@@ -194,7 +194,7 @@
+         except Exception as e:
+             logger.error(f"Failed to propose block: {e}")
+ 
+-    def _ensure_genesis_block(self) -> None:
++    async def _ensure_genesis_block(self) -> None:
+         """Ensure genesis block exists"""
+         with self.session_factory() as session:
+             if session.exec(select(Block).where(Block.height == 0)).first():