docs: rewrite README with structured overview and quick start guide

Replaces the minimal project description with a comprehensive README
including a component overview table, quick start instructions, common
Ansible operations, and links to detailed documentation. Aligns with
Red Panda Approval™ standards.

ansible/neo4j_mcp/docker-compose.yml.j2

@@ -0,0 +1,27 @@
+services:
+  neo4j-cypher:
+    image: mcp/neo4j-cypher:latest
+    pull_policy: always
+    container_name: neo4j-cypher
+    restart: unless-stopped
+    ports:
+      - "{{neo4j_cypher_mcp_port}}:8000"
+    environment:
+      - NEO4J_URI=bolt://{{neo4j_host}}:{{neo4j_bolt_port}}
+      - NEO4J_USERNAME=neo4j
+      - NEO4J_PASSWORD={{neo4j_auth_password}}
+      - NEO4J_DATABASE=neo4j
+      - NEO4J_TRANSPORT=http
+      - NEO4J_MCP_SERVER_HOST=0.0.0.0
+      - NEO4J_MCP_SERVER_PORT=8000
+      - NEO4J_MCP_SERVER_PATH=/mcp
+      - NEO4J_NAMESPACE=local
+      - NEO4J_MCP_SERVER_ALLOWED_HOSTS=localhost,127.0.0.1,miranda.incus,rosalind.incus,miranda.incus:{{neo4j_cypher_mcp_port}}
+      - NEO4J_MCP_SERVER_ALLOW_ORIGINS=
+      - NEO4J_READ_TIMEOUT=30
+    logging:
+      driver: syslog
+      options:
+        syslog-address: "tcp://127.0.0.1:{{neo4j_cypher_syslog_port}}"
+        syslog-format: "{{syslog_format}}"
+        tag: "neo4j-cypher"