fixup! feat: floor price set to 0.06 USDFC/month per data set

Author: rvagg

service_contracts/src/FilecoinWarmStorageService.sol

@@ -158,6 +158,7 @@ contract FilecoinWarmStorageService is
         uint256 pricePerTiBPerMonthWithCDN; // Price with CDN add-on (3 USDFC per TiB per month)
         IERC20 tokenAddress; // Address of the USDFC token
         uint256 epochsPerMonth; // Number of epochs in a month
+        uint256 minimumPricePerMonth; // Minimum monthly charge for any dataset size (0.06 USDFC)
     }
 
     // Used for announcing upgrades, packed into one slot
@@ -1330,7 +1331,8 @@ contract FilecoinWarmStorageService is
             pricePerTiBPerMonthNoCDN: STORAGE_PRICE_PER_TIB_PER_MONTH,
             pricePerTiBPerMonthWithCDN: STORAGE_PRICE_PER_TIB_PER_MONTH + CDN_PRICE_PER_TIB_PER_MONTH,
             tokenAddress: usdfcTokenAddress,
-            epochsPerMonth: EPOCHS_PER_MONTH
+            epochsPerMonth: EPOCHS_PER_MONTH,
+            minimumPricePerMonth: MINIMUM_STORAGE_RATE_PER_MONTH
         });
     }
 

service_contracts/test/FilecoinWarmStorageService.t.sol

@@ -912,11 +912,13 @@ contract FilecoinWarmStorageServiceTest is MockFVMTest {
         uint256 decimals = 18; // MockUSDFC uses 18 decimals in tests
         uint256 expectedNoCDN = 25 * 10 ** (decimals - 1); // 2.5 USDFC with 18 decimals
         uint256 expectedWithCDN = 3 * 10 ** decimals; // 3 USDFC with 18 decimals (2.5 + 0.5 CDN)
+        uint256 expectedMinimum = (6 * 10 ** decimals) / 100; // 0.06 USDFC minimum
 
         assertEq(pricing.pricePerTiBPerMonthNoCDN, expectedNoCDN, "No CDN price should be 2.5 * 10^decimals");
         assertEq(pricing.pricePerTiBPerMonthWithCDN, expectedWithCDN, "With CDN price should be 3 * 10^decimals");
         assertEq(address(pricing.tokenAddress), address(mockUSDFC), "Token address should match USDFC");
         assertEq(pricing.epochsPerMonth, 86400, "Epochs per month should be 86400");
+        assertEq(pricing.minimumPricePerMonth, expectedMinimum, "Minimum price should be 0.06 * 10^decimals");
 
         // Verify the values are in expected range
         assert(pricing.pricePerTiBPerMonthNoCDN < 10 ** 20); // Less than 10^20