commit 02a635615873c659c9bc295acecbfb6fc3bbc2a4
Author: Kyle Isom <kyle@imap.cc>
Date:   Mon Feb 21 17:37:47 2022 -0800

    initial import

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..94e16b1
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+ark
+blobs
+*.db
diff --git a/src/types/core/metadata.go b/src/types/core/metadata.go
new file mode 100644
index 0000000..6a93603
--- /dev/null
+++ b/src/types/core/metadata.go
@@ -0,0 +1,68 @@
+package core
+
+import (
+	"errors"
+	"os"
+	"path/filepath"
+
+	"github.com/google/uuid"
+)
+
+// ExoBasePath is the base path to the exocortex data stores.
+var ExoBasePath = filepath.Join(os.Getenv("HOME"), "exo")
+
+const (
+	// ValueTypeUnspecified is used when the value type hasn't been explicitly
+	// set. It should be interpreted as a string in the absence of further
+	// information.
+	ValueTypeUnspecified = "UNSPECIFIED"
+
+	// ValueTypeString is used when the value type should be explicitly
+	// interpreted as a string.
+	ValueTypeString = "String"
+)
+
+// For the sake of storage, values are stored as strings; associate type
+// information so that interested consumers can handle correctly.
+type Value struct {
+	Contents string
+	Type     string
+}
+
+// Val creates a new Value with an unspecified type.
+func Val(contents string) Value {
+	return Value{
+		Contents: contents,
+		Type:     ValueTypeUnspecified,
+	}
+}
+
+// Vals creates a new Value with a string type.
+func Vals(contents string) Value {
+	return Value{
+		Contents: contents,
+		Type:     ValueTypeString,
+	}
+}
+
+// Metadata holds additional information that isn't explicitly part of a data
+// definition.
+type Metadata map[string]Value
+
+// UUID returns a new UUID or panics.
+func UUID() string {
+	return uuid.NewString()
+}
+
+// ErrNoID is returned when a lookup is done on a struct that has no
+// identifier attached..
+var ErrNoID = errors.New("missing UUID identifier")
+
+func MapFromList(list []string) map[string]bool {
+	m := map[string]bool{}
+	for _, s := range list {
+		m[s] = true
+	}
+
+	return m
+}
diff --git a/src/types/kg/cell.go b/src/types/kg/cell.go
new file mode 100644
index 0000000..d1b17aa
--- /dev/null
+++ b/src/types/kg/cell.go
@@ -0,0 +1,7 @@
+package kg
+
+type Cell struct {
+	ID       string
+	Contents []byte
+	Type     string
+}
diff --git a/src/types/kg/node.go b/src/types/kg/node.go
new file mode 100644
index 0000000..333e395
--- /dev/null
+++ b/src/types/kg/node.go
@@ -0,0 +1,5 @@
+package kg
+
+type Node struct {
+	ID string
+}