addrkit: deterministic address resolution service (Go)

- domain: address normalization/parsing, matching with explicit statuses
- adapters: SQLite registry store, ArcGIS outages client, optional LLM rewriter, HTTP API
- seed pipeline with duplicate handling and unparsed reporting
- CLI (seed/verify/resolve), systemd unit, OpenAPI contract, tests

config.example.json

@@ -0,0 +1,22 @@
+{
+  "addr": ":6171",
+  "data_path": "registry.db",
+  "log_level": "info",
+  "resolve": {
+    "fuzzy_threshold": 0.82,
+    "ambiguity_margin": 0.03,
+    "max_candidates": 5
+  },
+  "portal": {
+    "url": "${ADDRKIT_PORTAL_URL}",
+    "timeout_seconds": 2,
+    "retries": 1
+  },
+  "llm": {
+    "enabled": false,
+    "url": "${ADDRKIT_LLM_URL}",
+    "token": "${ADDRKIT_LLM_TOKEN}",
+    "model": "qwen3-14b-awq",
+    "timeout_seconds": 3
+  }
+}