docs: add podman-compose, update all project documentation

- docker-compose.yml for podman-compose deployment
- Makefile: add up/down/logs compose targets
- README: plugin table, container quickstart, make targets
- PROJECT: plugin categories, deployment matrix, design decisions
- ROADMAP: v0.1 done, v0.2 current, v0.3-v1.0 planned
- TASKS: current sprint with priorities
- TODO: full backlog organized by wave
- CHEATSHEET: reorganized by category (OSINT, Red Team, OPSEC)
- INSTALL: container deployment instructions
- DEBUG: container logs, hot-reload, DNS troubleshooting
- USAGE: all 19 commands documented

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

docs/INSTALL.md

@@ -5,7 +5,11 @@
 - Python 3.11+
 - git
 
-## Setup
+For container deployment:
+- podman
+- podman-compose
+
+## Bare Metal
 
 ```bash
 cd ~/git/derp
@@ -14,7 +18,7 @@ make install
 
 This creates a `.venv`, installs derp in editable mode, and adds dev tools.
 
-## Symlink
+### Symlink
 
 ```bash
 make link
@@ -27,7 +31,7 @@ which derp
 derp --version
 ```
 
-## Manual Install
+### Manual Install
 
 ```bash
 python3 -m venv .venv
@@ -35,13 +39,34 @@ source .venv/bin/activate
 pip install -e .
 ```
 
-## Configuration
+## Container (Podman)
 
-Copy and edit the default config:
+### With podman-compose
 
 ```bash
-cp config/derp.toml ~/.config/derp/derp.toml
-# Edit server, nick, channels
+cp config/derp.toml.example config/derp.toml
+# Edit config/derp.toml
+make up
+```
+
+### Manual
+
+```bash
+podman build -t derp .
+podman run -d --name derp \
+    -v ./config/derp.toml:/app/config/derp.toml:ro,Z \
+    -v ./plugins:/app/plugins:ro,Z \
+    derp --verbose
+```
+
+The image contains only the Python package. Config and plugins are bind-mounted at runtime, so edits on the host are picked up by `!reload` without rebuilding.
+
+## Configuration
+
+Copy and edit the example config:
+
+```bash
+cp config/derp.toml.example config/derp.toml
 ```
 
 Config search order:
@@ -50,3 +75,11 @@ Config search order:
 2. `./config/derp.toml`
 3. `~/.config/derp/derp.toml`
 4. Built-in defaults
+
+## Verification
+
+```bash
+derp --version          # Check install
+make test               # Run test suite
+make lint               # Lint check
+```