SarahRose ecc8dad2e2 Add rtlamr utility meter monitoring support ...

- Added rtlamr mode for decoding utility meters (water, gas, electric)
- Starts rtl_tcp server first, then connects rtlamr to it
- Supports multiple message types: SCM, SCM+, IDM, NetIDM, R900, R900 BCD
- Added frequency presets for 912 MHz (NA) and 868 MHz (EU)
- Includes meter ID filtering and unique message options
- Updated setup.sh to check and install rtlamr and rtl_tcp
- Added UI components: navigation button, mode template, JavaScript functions
- Integrated into SDR/RF dropdown menu with lightning bolt icon
- Updates mode indicator with frequency when listening
- Added help documentation and requirements section

2026-01-19 21:42:01 -05:00

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Add rtlamr utility meter monitoring support

2026-01-19 21:42:01 -05:00