Added ODB debugMessages.md

Signed-off-by: Jaehyun Kim <[email protected]>

Author: jhkim-pii

src/odb/doc/debugMessages.md

@@ -0,0 +1,35 @@
+# OpenDB Debug Messages
+
+## Groups
+
+### DB editing
+- Group Name: `DB_EDIT`
+- Levels:
+1. Netlist editing operations (e.g., connect, disconnect, create, ...).
+2. Other operations. (e.g., create dbGuide, add resistance segment, adjust cap node, field value update, ...).
+
+### ECO journal
+- Group Name: `DB_ECO`
+- Levels:
+1. Certain operations (e.g., create dbCCSeg)
+2. Most ECO operations
+3. Undo ECO operations + dbGuide creation
+4. Undo ECO status change (e.g., start of undo, early exit of undo, ...)
+
+### Replace design
+- Group Name: `replace_design`
+- Levels:
+1. Module/Instance/Port creation and connection operations.
+2. Print iterms in a new module during swap master operation.
+3. Skipping non-internal nets during replacement.
+
+### Verilog Reader
+- Group Name: `dbReadVerilog`
+- Levels:
+1. High-level hierarchy creation (Blocks, Modules, Instances, Ports), Properties, Linking, and dumping block content.
+2. Detailed netlist creation (Nets, Connections, Child instances).
+
+### Get Default Vias
+- Group Name: `get_default_vias`
+- Levels:
+1. Default via resolution process (candidates, selection, or missing defaults).