feat: add dencun example, bump teku mem, update mev-relay postgres name (#369)

examples/dencun.yaml

+participants:
+  - el_client_type: geth
+    el_client_image: ethpandaops/geth:master-5b57727
+    cl_client_type: lighthouse
+    cl_client_image: ethpandaops/lighthouse:sidecar-inclusion-proof-c6be31c
+  - el_client_type: erigon
+    el_client_image: ethpandaops/erigon:devel-8cfafa4
+    cl_client_type: lodestar
+    cl_client_image: ethpandaops/lodestar:blobs-inclproof-d5a5a47
+  - el_client_type: nethermind
+    el_client_image: ethpandaops/nethermind:master-dcec565
+    cl_client_type: teku
+    cl_client_image: ethpandaops/teku:master-992b224
+  - el_client_type: besu
+    el_client_image: ethpandaops/besu:main-be5cc68
+    cl_client_type: teku
+    cl_client_image: ethpandaops/teku:master-992b224
+  - el_client_type: reth
+    el_client_image: ethpandaops/reth:main-c49cda6
+    cl_client_type: nimbus
+    cl_client_image: ethpandaops/nimbus:unstable-6dee4d5
+  - el_client_type: geth
+    el_client_image: ethpandaops/geth:master-5b57727
+    cl_client_type: nimbus
+    cl_client_image: ethpandaops/nimbus:unstable-6dee4d5
+network_params:
+  deneb_fork_epoch: 1
+launch_additional_services: true
+additional_services:
+  - el_forkmon
+  - tx_spammer
+  - dora
+snooper_enabled: true

src/cl/teku/teku_launcher.star

@@ -29,8 +29,8 @@ METRICS_PORT_NUM = 8008
 # The min/max CPU/memory that the beacon node can use
 BEACON_MIN_CPU = 50
 BEACON_MAX_CPU = 1000
-BEACON_MIN_MEMORY = 512
-BEACON_MAX_MEMORY = 1024
+BEACON_MIN_MEMORY = 1024
+BEACON_MAX_MEMORY = 2048
 
 # 1) The Teku container runs as the "teku" user
 # 2) Teku requires write access to the validator secrets directory, so it can write a lockfile into it as it uses the keys

src/mev_relay/mev_relay_launcher.star

@@ -38,7 +38,7 @@ def launch_mev_relay(
         password="postgres",
         user="postgres",
         database="postgres",
-        service_name="postgres",
+        service_name="mev-relay-postgres",
         persistent=DONT_PERSIST_TO_DISK,
         launch_adminer=LAUNCH_ADMINER,
     )