Initial commit: Ignition 8.3.3 gateway config and watermeter project

.gitignore

@@ -0,0 +1,74 @@
+# === Ignition .gitignore (per version-control-guide best practices) ===
+
+# Internal databases (runtime state, not configuration)
+**/db/*
+**/metricsdb/*
+
+# Auto-backups (generated by gateway)
+**/autobackup/*
+
+# JAR cache (rebuilt on startup)
+**/jar-cache/*
+
+# Logs
+*.log
+**/logs
+
+# Certificates and keystores (security-sensitive, machine-specific)
+**/certificates/*
+**/keystore/
+
+# Local/machine-specific config (not portable between installations)
+**/config/local
+**/config/resources/local
+
+# Tag value persistence file (runtime state, not config)
+**/valueStore.idb
+
+# Digest files (auto-generated)
+**.digest.json
+
+# Conversion reports (auto-generated)
+**/conversion-report.txt
+
+# Alarm state files (runtime state)
+**/.alarms_*
+
+# Gateway runtime/temp files
+.context.tmp
+.taskstate
+.gateway.xml.bak
+.redundancy.xml.bak
+init.properties.bak
+request
+response
+
+# Module binaries (too large, install via module management)
+**/modules/*.modl
+**/modules/*/
+
+# Module info cache
+**/module-info/*
+
+# Data cache
+**/datacache/*
+
+# Email profiles (may contain credentials)
+**/email-profiles/*
+
+# Leased activation (machine-specific)
+**/leased-activation/*
+
+# Redundant state (runtime)
+**/redundant_state/*
+
+# Var directory (runtime data)
+**/var/*
+
+# Local directory
+local/
+
+# Project .resources cache
+**/projects/.resources
+**/config/resources/.resources
+**/.resources