Add Neo4j integration tests and query rate-limiting logic

Introduce comprehensive integration tests for Neo4j bug fixes covering batching, event relationships, and processing logic. Add rate-limiting to Neo4j queries using semaphores and retry policies to prevent authentication rate limiting and connection exhaustion, ensuring system stability under load.

.claude/settings.local.json

@@ -18,7 +18,46 @@
       "Bash(bun update:*)",
       "Bash(cat:*)",
       "Bash(git add:*)",
-      "Bash(git commit:*)"
+      "Bash(git commit:*)",
+      "Bash(apt list:*)",
+      "Bash(dpkg:*)",
+      "Bash(find:*)",
+      "Bash(metaflac --list --block-type=VORBIS_COMMENT:*)",
+      "Bash(python3:*)",
+      "Bash(pip3 show:*)",
+      "Bash(pip3 install:*)",
+      "Bash(lsusb:*)",
+      "Bash(dmesg:*)",
+      "Bash(adb devices:*)",
+      "Bash(adb kill-server:*)",
+      "Bash(adb start-server:*)",
+      "Bash(adb shell:*)",
+      "Bash(adb push:*)",
+      "WebSearch",
+      "WebFetch(domain:krosbits.in)",
+      "WebFetch(domain:github.com)",
+      "Bash(curl:*)",
+      "Bash(adb install:*)",
+      "WebFetch(domain:signal.org)",
+      "WebFetch(domain:www.vet.minpolj.gov.rs)",
+      "WebFetch(domain:www.mfa.gov.rs)",
+      "Bash(adb uninstall:*)",
+      "WebFetch(domain:apkpure.com)",
+      "WebFetch(domain:claude.en.uptodown.com)",
+      "WebFetch(domain:www.apkmirror.com)",
+      "Bash(chmod:*)",
+      "Bash(done)",
+      "Bash(/home/mleku/src/next.orly.dev/scripts/test-neo4j-integration.sh:*)",
+      "Bash(echo:*)",
+      "Bash(go doc:*)",
+      "Bash(git checkout:*)",
+      "Bash(grep:*)",
+      "Bash(lsblk:*)",
+      "Bash(update-grub:*)",
+      "Bash(go clean:*)",
+      "Bash(go mod tidy:*)",
+      "Bash(./scripts/test-neo4j-integration.sh:*)",
+      "Bash(docker compose:*)"
     ],
     "deny": [],
     "ask": []