make get and post endpoints work, update enums to be strings, add log file output

internal/models/models.go

@@ -4,59 +4,60 @@ import (
 	"time"
 )
 
-type ClaimType int
+type ClaimType string
 
 const (
-	ContainsMeat ClaimType = iota
-	ContainsFish
-	ContainsEggs
-	ContainsMilk
-	ContainsHoney
-	ContainsWax
-	ContainsFur
-	ContainsLeather
-	ContainsAnimalFibers
-	ContainsWool
-	ContainsFeathers
-	AnimalTesting
-	MonkeySlavery
+	ContainsMeat         ClaimType = "meat"
+	ContainsFish         ClaimType = "fish"
+	ContainsEgg          ClaimType = "egg"
+	ContainsMilk         ClaimType = "milk"
+	ContainsHoney        ClaimType = "honey"
+	ContainsWax          ClaimType = "wax"
+	ContainsFur          ClaimType = "fur"
+	ContainsLeather      ClaimType = "leather"
+	ContainsAnimalFibers ClaimType = "animal_fibers"
+	ContainsWool         ClaimType = "wool"
+	ContainsFeathers     ClaimType = "feathers"
+	AnimalTesting        ClaimType = "animal_testing"
+	MonkeySlavery        ClaimType = "monkey_slavery"
 )
 
-type WorkerType int
+type WorkerType string
 
 const (
-	Barnivore WorkerType = iota
+	Barnivore WorkerType = "barnivore"
 )
 
-type EvidenceType int
+// Using a string here to make database modification easier.
+type EvidenceType string
 
 const (
-	ManufacturerWebsite EvidenceType = iota
-	IngredientsList
+	ManufacturerWebsite EvidenceType = "manufacturer"
+	IngredientsList     EvidenceType = "ingredients"
 )
 
 type IngredientsListEvidence struct {
 	Ingredients string
 }
 
-type ClusterType int
+type ClusterType string
 
 const (
-	User ClusterType = iota
-	Automated
+	User      ClusterType = "user"
+	Automated ClusterType = "auto"
 )
 
 // Generic claim type for combining both automated and user claims.
 type Claim struct {
-	Id            int
-	Worker_type   WorkerType
-	Evidence_type EvidenceType
-	Evidence      struct{}
-	Category      ClaimType
-	Polarity      bool
-	Created_at    time.Time
-	Created_by    string
-	Cluster       ClusterType
+	Id            int          `ksql:"id"`
+	Worker_type   *WorkerType  `ksql:"worker_type"`
+	Evidence_type EvidenceType `ksql:"evidence_type"`
+	Evidence      struct{}     `ksql:"evidence"`
+	Category      ClaimType    `ksql:"category"`
+	Polarity      bool         `ksql:"polarity"`
+	Created_at    time.Time    `ksql:"created_at"`
+	Created_by    string       `ksql:"created_by"`
+	Cluster       ClusterType  `ksql:"cluster"`
 }
 
 type ProductClaims struct {